- PRINTED IN CHINA / IMPRIMÉ EN CHINE / IMPRESO EN CHINA07HGK (TINSE1307EHZZ)INTRODUCTIONThank you for purchasing the SHARP Scientiﬁ c CalculatorModel EL-W506/W516/W546.About the calculation examples (including some formulasand tables), refer to the calculation example sheet. Refer tothe number on the right of each title in the manual for use.After reading this manual, store it in a convenient location forfuture reference.Notes:• Some of the models described in this manual may not beavailable in some countries.• This product uses a period as a decimal point.Operational Notes• Do not carry the calculator around in your back pocket, as itmay break when you sit down. The display is made of glassand is particularly fragile.• Keep the calculator away from extreme heat such as on acar dashboard or near a heater, and avoid exposing it toexcessively humid or dusty environments.• Since this product is not waterproof, do not use it or storeit where ﬂ uids, for example water, can splash onto it.Raindrops, water spray, juice, coffee, steam, perspiration,etc. will also cause malfunction.• Clean with a soft, dry cloth. Do not use solvents or a wet cloth.• Do not drop it or apply excessive force.• Never dispose of batteries in a ﬁ re.• Keep batteries out of the reach of children.• For the sake of your health, try not to use this product forlong periods of time. If you need to use the product for anextended period, be sure to allow your eyes, hands, arms,and body adequate rest periods (about 10–15 minutesevery hour).If you experience any pain or fatigue while using thisproduct, discontinue use immediately. If the discomfortcontinues, please consult a doctor.• This product, including accessories, may change due toupgrading without prior notice.NOTICE• SHARP strongly recommends that separate permanentwritten records be kept of all important data. Data may belost or altered in virtually any electronic memory productunder certain circumstances. Therefore, SHARP assumesno responsibility for data lost or otherwise renderedunusable whether as a result of improper use, repairs,defects, battery replacement, use after the speciﬁ edbattery life has expired, or any other cause.• SHARP will not be liable nor responsible for any incidentalor consequential economic or property damage causedby misuse and/or malfunctions of this product and itsperipherals, unless such liability is acknowledged by law.♦ Press the RESET switch (on the back), with the tip of aball-point pen or similar object, only in the following cases:• When using for the ﬁ rst time• After replacing the battery• To clear all memory contents• When an abnormal condition occurs and all keys areinoperativeDo not use an object with a breakable or sharp tip. Note thatpressing the RESET switch erases all data stored in memory.If service should be required on this calculator, use only aSHARP servicing dealer, SHARP approved service facility, orSHARP repair service where available.Hard CaseRemove the hard case, holding it with your ﬁ ngers in thepositions shown below.DISPLAYDotmatrixdisplaySymbolMantissa Exponent• During actual use, not all symbols are displayed at the same time.• Only the symbols required for the usage currently being explainedare shown in the display and calculation examples in this manual.//: Indicates that some contents are hidden in thedirections shown.2ndF: Appears when @ is pressed, indicating that thefunctions shown in orange are enabled.HYP: Indicates that H has been pressed and thehyperbolic functions are enabled. If @ > ispressed, the symbols 2ndF HYP appear, indicating thatinverse hyperbolic functions are enabled.ALPHA: Indicates that ;, x or t has been pressed,and entry (recall) of memory contents and recall ofstatistics can be performed.DEG/RAD/GRAD: Indicates angular units.BUSY: Appears during the execution of a calculation.W-VIEW: Indicates that the WriteView editor is selected.M: Indicates that a numerical value is stored in theindependent memory (M)./ :Indicates the mode of expression for results in CPLX mode.ENG/SCI/FIX/N2/N1: Indicates the notation used to display avalue and changes by SET UP menu. N1 is displayedon-screen as “NORM1”, and N2 as “NORM2”.BEFORE USING THE CALCULATORWhen using for the ﬁ rst time, press the RESET switch (on theback), with the tip of a ball-point pen or similar object.Adjusting the Display ContrastPress @ J 3, then + or & to adjust thecontrast. Press j to exit.Power On and OffPress j to turn the calculator on. The data that was on-screen when the power was turned off will appear on the display.Press @ o to turn the calculator off.Key Notations Used in this ManualIn this manual, key operations are described as follows:To specify ex:@ "To specify ln:iTo specify E:; E• Functions that are printed in orange above the key require@ to be pressed ﬁ rst before the key. When you specify thememory, press ; ﬁ rst. Numbers for input values are notshown as keys, but as ordinary numbers.• Functions that are printed in gray adjacent to the keys areeffective in speciﬁ c modes.• The multiplication operator “×” is differentiated from the letter“X” in this manual as follows:To specify the multiplication operator: kTo specify the letter “X”: ; XThe WriteView and Line EditorsThis calculator has the following two editors in NORMAL mode:WriteView and Line. You can select between them in the SET UPmenu.The WriteView editor (default) The Line editorNotes:• The WriteView Editor is only available in NORMAL mode.• In certain calculation examples, where you see the osymbol, the key operations and calculation results are shownas they would appear in the Line editor.Clearing the Entry and MemoriesOperationEntry(Display)A–F,M, X, Y*1F1–F4,D1–D4*2ANS STAT*3matA–D*4L1–L4*5j○× ××××@ Z○× ×○○○Mode selection (b)○× ×××*6○@ P 0*7○× ××××@ P 1 0*7○○ ○○○○@ P 2 0*7,*8○○ ○○○○RESET switch*8○○ ○○○○○: Clear×: Retain*1 Press j x and then choose a memory to clear onevariable memory.*2 Formula memories and deﬁ nable memories. See “MemoryCalculations”.*3 Statistical data (entered data)*4 Matrix memories (matA, matB, matC, and matD)*5 List memories (L1, L2, L3, and L4)*6 Cleared when changing between sub-modes in STAT mode.*7 See “Memory clear key”.*8 The username you stored using the name display function willbe cleared as well.Memory clear keyPress @ P to display the menu.• To initialize the display settings,press 0. The parameters areset as follows:• Angular unit: DEG• Display notation: NORM1• N-base: DEC• To clear all variables and memories (A−F, M, X, Y, F1−F4, D1−D4,ANS, S TAT, matA−D, and L1−L4) at once, press 1 0.• To RESET the calculator, press 2 0. The RESEToperation will erase all data stored in memory and restorethe calculator’s default settings. You can do the same thing bypressing the RESET switch on the back of the calculator.Mode Selection→dNORMAL mode: b 0 (default)Used to perform arithmetic operations and function calculations.STAT mode: b 1Used to perform statistical operations.DRILL mode: b 2Used to practice math and multiplication table drills.CPLX mode: b 3Used to perform complex number calculations.MATRIX mode: b 4Used to perform matrix calculations.LIST mode: b 5Used to perform list calculations.EQUATION mode: b 6Used to solve equations.SET UP MenuPress @ J to display theSET UP menu.Press j to exit the SET UP menu.Determination of the angular unitThe following three angular units (degrees, radians, and grads)can be speciﬁ ed.DEG (°): @ J 0 0 (default)RAD (rad): @ J 0 1GRAD (g): @ J 0 2Selecting the display notation and decimal places1Five display notation systems are used to display calculationresults: Two settings of Floating point (NORM1 and NORM2),Fixed decimal point (FIX), Scientiﬁ c notation (SCI), andEngineering notation (ENG).• When @ J 1 0 (FIX) or @ J 1 2(ENG) is pressed, “TAB(0–9)?” will be displayed and the numberof decimal places (TAB) can be set to any value between 0 and 9.• When @ J 1 1 (SCI) is pressed, “SIG(0–9)?” willbe displayed and the number of signiﬁ cant digits can be set toany value between 0 and 9. Entering 0 will set a 10-digit display.Setting the ﬂ oating point number system in scientiﬁ c notationTwo settings are used to display a ﬂ oating-point number: NORM1(the default) and NORM2. A number is automatically displayed inscientiﬁ c notation outside a preset range:•NORM1 (@ J 1 3): 0.000000001≤| x |≤9,999,999,999•NORM2 (@ J 1 4): 0.01≤| x |≤9,999,999,999Selecting the editorTwo editors are available in NORMAL mode:• The WriteView editor (W-VIEW): @ J 2 0 (default)• The Line editor (LINE): @ J 2 1Note: Any entries will be cleared when you change the editor.Adjusting the display contrastPress @ J 3, then + or & to adjust the contrast.Press j to exit.Insert and overwrite entry methodsWhen using the Line editor, you can change the entry methodfrom “INSERT” (the default) to “OVERWRITE”.After you switch to the overwrite method (by pressing @ J4 1), the triangular cursor will change to a rectangularone, and the number or function underneath it will be overwrittenas you make entries.Name display functionYou can save a username in this calculator. When you turn thepower off, the saved username is displayed momentarily.Up to 32 characters may be saved, split over two lines.Entering and editing the username:1. Press @ J 5. Theediting screen appears with aﬂ ashing cursor.2. Use u and d to scrollthrough the available characters. The following characterscan be entered (listed in the order that they appear):Letters (A to Z, uppercase only), numbers (0 to 9), slash (/),hyphen (-), colon (:), apostrophe (’), comma (,), period (.),and space ( ).Press @ u to jump to “A”, and press @ d orj to jump to the space.3. Pressing l or r moves the cursor to the left or right.To modify a character, use l or r to move thecursor to the character, then select another character usingu or d.Press @ l or @ rto jump to the beginning ofthe ﬁ rst line or the end of the second.4.Repeat steps 2 and 3 above to continue entering characters.5. Press = to save.Note: Press @ Z in the editing screen to clear all thecharacters.ENTERING, DISPLAYING, AND EDITING THE EQUATION2The WriteView EditorEntry and displayIn the WriteView editor, you canenter and display fractions or certainfunctions as you would write them.Notes:• The WriteView editor can only be used in NORMAL mode.•If the equation grows too large, it may extend off the edge of thedisplay after you obtain the result. If you want to see the entireequation, press l or r to return to the editing screen.Displaying calculation resultsWhen possible, calculation results will be displayed usingfractions, r, andπ. When you press U, the display willcycle through the following display styles:• Mixed fractions (with or withoutπ) improper fractions(with or withoutπ) decimal numbers• Proper fractions (with or withoutπ) decimal numbers• Irrational numbers (square roots, fractions made usingsquare roots) decimal numbersNotes:• In the following cases, calculation results may be displayedusing r:• Arithmetic operations and memory calculations• Trigonometric calculations• In trigonometric calculations,when entering values such asthose in the table to the right,results may be shown using r.• Calculation results may extendoff the edges of the screen. You can see those parts bypressing l or r (depending on whether the left orright portion is hidden).• Improper/proper fractions will be converted to and displayedas decimal numbers if the number of digits used in theirexpression is greater than nine. In the case of mixedfractions, the maximum number of displayable digits(including integers) is eight.• If the number of digits in the denominator of a fractionalresult that usesπ is greater than three, the result isconverted to and displayed as a decimal number.The Line EditorEntry and displayIn the Line editor, you can enterand display equations line by line.Notes:• Up to three lines of text may beviewed on the screen at one time.• If the length of the equation exceeds three lines, parts of itmay be hidden from view after calculation. If you want to seethe rest of the equation, press l or r to return to theediting screen.• In the Line editor, calculation results are displayed indecimal form or line fraction notation if possible.Editing the EquationJust after obtaining an answer, pressing l brings you tothe end of the equation and pressing r brings you to thebeginning. Press l, r, u, or d to move thecursor. Press @ l or @ r to jump the cursor tothe beginning or the end of the equation.In the WriteView editor, you can use u and d tomove the cursor up and down—between the numerator anddenominator, for example.Back space and delete keyTo delete a number or function, move the cursor to the right ofit, then press N. You can also delete a number or functionthat the cursor is directly over by pressing @ y.The MATH MenuOther functions may be available on this calculator besidesthose printed on the key pad. These functions are accessedusing the MATH menu. The MATH menu has different contentsfor each mode.Press N to display the MATHmenu. For example, in NORMALmode, you can call the functionsshown on the right.Notes:• When theor symbols are displayed, you can useu or d to display any hidden menu items.• N does not function when entering values or items inSTAT, MATRIX, LIST, or EQUATION modes, or into solverfunctions or simulation calculations.The CATALOG MenuUsing the CATALOG menu, you can select functions andvariables that are available for what you are doing in thecurrently selected mode. To display the CATALOG menu,press N 0.• Press u or d to move the cursor () and press eto select.• Press l or r to scroll up or down.• Press @ u or @ d to jump to the ﬁ rst or last item.Note: You cannot bring up the CATALOG menu when enteringvalues or items in STAT, MATRIX, LIST, or EQUATIONmodes, or into solver functions or simulation calculations.Multi-line Playback Function3This calculator is equipped with a function to recall previousequations and answers in NORMAL or CPLX modes. Amaximum of 340 characters can be stored in memory. Whenthe memory is full, stored equations will be deleted to makeroom, starting with the oldest.Pressing u will display the previous equation. Furtherpressing u will display preceding equations (after returningto the previous equation, press d to view equations inorder). In addition, @ u can be used to jump to theoldest equation, and @ d to jump to the newest one.• To edit an equation after recalling it, press l or r.• The multi-line memory will be cleared by the followingoperations:@ Z , mode change, RESET, N-base conversion,angular unit conversion, editor change (@ J 20 or @ J 2 1), and memory clear (@P 1 0).• Equations that have one result require an additional elevencharacters’ worth of memory to store in order to hold the result.• In addition to the amount of memory needed to store anequation, the WriteView editor will require a certain amountfor the sake of display.• Equations also include calculation ending instructions, suchas “=”.Priority Levels in CalculationThis calculator performs operations according to the followingpriority:① Fractions (1m4, etc.) ② ∠, Engineering preﬁ xes③ Functions preceded by their argument (x−1, x2, n!, etc.)④yx,xr ⑤ Implied multiplication of a memory value (2Y, etc.)⑥ Functions followed by their argument (sin, cos, (−), etc.)⑦ Implied multiplication of a function (2sin 30, A1⎯4, etc.) ⑧ nCr,nPr, cv ⑨×, ÷ ⑩ +, − ⑪ AND ⑫ OR, XOR, XNOR ⑬ =,M+, M−, ⇒M, ▶DEG, ▶RAD, ▶GRAD, DATA, rθ, xy, andother calculation ending instructions• If parentheses are used, parenthesized calculations haveprecedence over any other calculations.SCIENTIFIC CALCULATIONS• Press b 0 to select NORMAL mode.• In each example, press j to clear the display ﬁ rst. Unlessotherwise speciﬁ ed, calculation examples are performed inthe WriteView editor (@ J 2 0) with the defaultdisplay settings (@ P 0).Arithmetic Operations4• The closing parenthesis ) just before = or mmay be omitted.Constant Calculations5• In constant calculations, the addend becomes a constant.Subtraction and division are performed in the same manner.For multiplication, the multiplicand becomes a constant.• In constant calculations, constants will be displayed as K.• Constant calculations can be perfomed in NORMAL or STATmodes.Functions6• Refer to the calculation examples for each function.• In the Line editor, the following symbols are used:•: to indicate an expression’s power. (m, @ ",@ Y)•: to separate integers, numerators, and denominators.(W, @ k)• When using @ O or @ W in the Line editor,values are entered in the following way:• logn (base, value)• abs valueIntegral/Differential Functions7Integral and differential calculations can be performed inNORMAL mode.Note: Since integral and differential calculations are performedbased on the following equations, correct results maynot be obtained, in certain rare cases, when performingspecial calculations that contain discontinuous points.Integral calculation (Simpson’s rule):( )h=b−a⎯Na≤x≤bN=2nS=1⎯3h{f(a)+4{f(a+h)+f(a+3h)+...+f(a+(N−1)h)}+2{f(a+2h)+f(a+4h)+...+f(a+(N−2)h)}+f(b)}Differential calculation:f´(x)=f(x+dx⎯2)−f(x−dx⎯2)—dxPerforming integral calculations1. Press F.2. Specify the following parameters: range of integral (initialvalue (a), end value (b)), function with variable x, and numberof subintervals (n).You do not need to specify the number of subintervals. If thenumber of subintervals is not speciﬁ ed, the default value ofn = 100 will be used.3. Press =.Notes:• Parameters are entered in the following way:WriteView editor:abfunction[, subintervals]dxLine editor:(function,a, b[, subintervals])• Integral calculations, depending on the integrands andsubintervals included, require longer calculation time. Duringcalculation, the BUSY symbol will be displayed. To cancelcalculation, press j.Note that there will be greater integral errors when there arelarge ﬂ uctuations in theintegral values duringminute shifting of theintegral range and forperiodic functions, etc.,where positive andnegative integral valuesexist depending on theinterval.For the former case, divide integral intervals as small aspossible. For the latter case, separate the positive and negativevalues. Following these tips will allow you to obtain results fromcalculations with greater accuracy and will also shorten thecalculation time.Performing differential calculations1. Press @ G.2. Specify the following parameters: function with variablex,value ofx, and minute interval (dx).You do not need to specify the minute interval. If the minuteinterval is not speciﬁ ed, it will automatically be set to 10−5(whilex = 0), or | x | × 10−5(while x ≠ 0).3. Press =.Note: Parameters are entered in the following way:WriteView editor:d(function)–dx|x = value of x[, minute interval]Line editor:d/dx (function, value of x[, minute interval])∑ Function8The ∑ function returns the cumulative sum of a given expressionfrom an initial value to an end value in NORMAL mode.Performing∑ calculations1. Press @ I.2. Specify the following parameters: initial value, end value,function with variablex, and increment (n).You do not need to specify the increment. If the increment isnot speciﬁ ed, the default value ofn = 1 will be used.3. Press =.Note: Parameters are entered in the following way:WriteView editor:end valueΣ(function[, increment])x=initial valueLine editor:Σ(function, initial value, end value[, increment])Random FunctionThe random function has four settings. (This function cannot beselected while using the N-base function.) To generate furtherrandom numbers in succession, press e. Press j to exit.Random numbersA pseudo-random number, with three signiﬁ cant digits from 0 upto 0.999, can be generated by pressing @ w 0 e.Note: In the WriteView editor, if the result is not 0 it can beshown as a fraction or decimal using U.Random diceTo simulate a die-rolling, a random integer between 1 and 6 canbe generated by pressing @ w 1 e.Random coinTo simulate a coin ﬂ ip, 0 (heads) or 1 (tails) can be randomlygenerated by pressing @ w 2 e.Random integerAn integer between 0 and 99 can be generated randomly bypressing @ w 3 e.Angular Unit Conversions9Each time @ ] is pressed, the angular unit changes insequence.Memory Calculations10Mode ANS M, F1–F4 A–F, X, Y D1–D4NORMAL○○○○STAT○○○○CPLX○○×○MATRIX○○○○LIST○○○○○: Available×: UnavailableTemporary memories (A–F, X and Y)Press x and a variable key to store a value in memory.Press t and a variable key to recall the value from that memory.To place a variable in an equation, press ; and a variable key.Independent memory (M)In addition to all the features of temporary memories, a value canbe added to or subtracted from an existing memory value.Press j x M to clear the independent memory (M).Last answer memory (ANS)The calculation result obtained by pressing = or any othercalculation ending instruction is automatically stored in the lastanswer memory.When the calculation result is in matrix or list form, the full matrixor list is not stored into ANS memory. Only the value of theelement covered by the cursor is stored.Notes:• Calculation results from the functions indicated below areautomatically stored in the X or Y memories replacing anyexisting values.• rθ, xy: X memory (r or x), Y memory (θ or y)• Twox´ values from a quadratic regression calculation inSTAT mode: X memory (1:), Y memory (2:)• Use of t or ; will recall the value stored in memoryusing up to 14 digits.Formula memories (F1–F4)You can store expressions in formula memories (F1–F4). Storinga new expression in a memory space will automatically replaceany content that may already exist there.Notes:• Expressions that are stored from the WriteView editor cannotbe recalled from within the Line editor, and vice versa.• You can only recall expressions stored from the Line editorwhen entering values or items in STAT, MATRIX, LIST, orEQUATION modes, or into solver functions or simulationcalculations.• Any recalled expressions will overwrite any expressions thatare currently being entered.• You cannot store formulas in formula memories when enteringvalues or items in STAT, MATRIX, LIST, or EQUATION modes,or into solver functions or simulation calculations.EL-W506EL-W516EL-W546SCIENTIFIC CALCULATOROPERATION MANUALMODELENGLISHPhysical Constants and Metric Conversions16Calculations using physical constantsTo recall a constant, press K, then select a physical constantfrom the list. (Each item is labeled with a 2-digit number.)• To scroll up or down the list of constants, press u(l) or d (r).Use @ u (l) or @ d (r) to jump to theﬁ rst or last page.• Enter the ﬁ rst digit of the 2-digit item number to jump to thepage containing the number that begins with that digit.• When you enter the second digit, the constant is displayedautomatically according to the display and decimalplacement settings.• Physical constants can be recalled in NORMAL (excludingN-base), STAT, CPLX, MATRIX, LIST, and EQUATION modes.• The following table lists the physical constants. See thecalculation example sheet for physical constant symbolsand units.Note: Physical constants and metric conversions are basedon the 2006 CODATA recommended values, or onthe 1995 Edition of the “Guide for the Use of theInternational System of Units (SI)” released by NIST(National Institute of Standards and Technology).No. Constant No. Constant0102030405060708091011121314151617181920212223242526Speed of light in vacuumNewtonian constant ofgravitationStandard acceleration ofgravityElectron massProton massNeutron massMuon massAtomic mass unit-kilogramrelationshipElementary chargePlanck constantBoltzmann constantMagnetic constantElectric constantClassical electron radiusFine-structure constantBohr radiusRydberg constantMagnetic ﬂ ux quantumBohr magnetonElectron magnetic momentNuclear magnetonProton magnetic momentNeutron magnetic momentMuon magnetic momentCompton wavelengthProton Compton wavelength2728293031323334353637383940414243444546474849505152Stefan-Boltzmann constantAvogadro constantMolar volume of ideal gas(273.15 K, 101.325 kPa)Molar gas constantFaraday constantVon Klitzing constantElectron charge to massquotientQuantum of circulationProton gyromagnetic ratioJosephson constantElectron voltCelsius TemperatureAstronomical unitParsecMolar mass of carbon-12Planck constant over 2 piHartree energyConductance quantumInverse ﬁ ne-structure constantProton-electron mass ratioMolar mass constantNeutron Compton wavelengthFirst radiation constantSecond radiation constantCharacteristic impedance ofvacuumStandard atmosphereMetric conversionsEnter a value to be converted, then press @ L, andselect a metric conversion by entering its 2-digit number.• The metric conversion list is used in the same manner asthe list of physical constants.• Unit conversions can be performed in NORMAL (excludingN-base), STAT, MATRIX, LIST, and EQUATION modes.• The following table lists units used in metric conversion.See the calculation example sheet for the metricconversion reference table.No. Remarks No. Remarks01 in : inch 23 ﬂ oz(US) : ﬂ uid ounce (US)02cm : centimeter 24 mL : milliliter03 ft : foot 25 ﬂ oz(UK) : ﬂ uid ounce (UK)04 m : meter 26 mL : milliliter05 yd : yard 27 calth: calorieth06 m : meter 28 J : joule07 mi : mile 29 cal15: calorie (15°C)08 km : kilometer 30 J : joule09 n mi : nautical mile 31 calIT: calorieIT10 m : meter 32 J : joule11 acre : acre*133 hp : horsepower (UK)12 m2: square meter 34 W : watt13 oz : ounce (avoirdupois) 35 ps :horsepower (metric)14 g : gram 36 W : watt15 lb : pound (avoirdupois) 37 (kgf/cm2)16 kg : kilogram 38 Pa : pascal17 °F : degree Fahrenheit 39 atm : atmosphere18 °C : degree Celsius 40 Pa : pascal19 gal (US) : gallon (US) 41 (1 mmHg = 1 Torr)20 L : liter 42 Pa : pascal21 gal (UK) : gallon (UK) 43 (kgf·m)22 L : liter 44 N·m : newton meter*1 based on US survey footDeﬁ nable memories (D1–D4)You can store functions or operations in deﬁ nable memories(D1–D4).• To store a function or operation, press x, followed by adeﬁ nable memory key (I, J, K, or L), followedby the operation you want to store. Menu-related operations,such as @ J, cannot be stored. Press j to return tothe previous display.• To call a stored function or operation, press the correspondingmemory key. Calling a stored function will not work if the functionthat is called would be unusable in the current context.• Any functions or operations that are stored in a deﬁ nable memorywill be replaced when you save a new one into that memory.• You cannot store functions or operations in deﬁ nable memorieswhen entering values or items in STAT, MATRIX, LIST, orEQUATION modes, or into solver functions or simulationcalculations.Chain Calculations11The previous calculation result can be used in the subsequentcalculation. However, it cannot be recalled after entering multipleinstructions or when the calculation result is in matrix/list format.Fraction Calculations12Arithmetic operations and memory calculations can be performedusing fractions. In NORMAL mode, conversion between a decimalnumber and a fraction can be performed by pressing U.Notes:• Improper/proper fractions will be converted to and displayed asdecimal numbers if the number of digits used in their expressionis greater than nine. In the case of mixed fractions, the maximumnumber of displayable digits (including integers) is eight.• To convert a sexagesimal value to a fraction, ﬁ rst convert it bypressing @ :.Binary, Pental, Octal, Decimal, and HexadecimalOperations (N-base)13Conversions can be performed between N-base numbers inNORMAL mode. The four basic arithmetic operations, calculationswith parentheses, and memory calculations can also be performed,along with the logical operations AND, OR, NOT, NEG, XOR, andXNOR on binary, pental, octal, and hexadecimal numbers.Conversion to each system is performed with the following keys:@ z (“BIN” appears), @ r (“PEN” appears),@ g (“OCT” appears), @ h (“HEX” appears),@ / (“BIN”, “PEN”, “OCT”, and “HEX” disappear)Note: The hexadecimal numbers A–F are entered by pressingKA, mB, AC, lD, iE, and HF.In the binary, pental, octal, and hexadecimal systems, fractionalparts cannot be entered. When a decimal number havinga fractional part is converted into a binary, pental, octal, orhexadecimal number, the fractional part will be truncated. Likewise,when the result of a binary, pental, octal, or hexadecimal calculationincludes a fractional part, the fractional part will be truncated. In thebinary, pental, octal, and hexadecimal systems, negative numbersare displayed as a complement.Time, Decimal, and Sexagesimal Calculations14You can convert between decimal and sexagesimal numbers, andfrom sexagesimal numbers to seconds or minutes. In addition,the four basic arithmetic operations and memory calculationscan be performed using the sexagesimal system. Notation forsexagesimal is as follows:DegreeMinuteSecondCoordinate Conversions15• Before performing a calculation, select the angular unit.• The calculation result is automatically stored in the X and Ymemories (r or x in X memory, and θ or y in Y memory).• The results of coordinate conversions will be displayed asdecimal numbers even in the WriteView editor.Rectangular coord. Polar coord.Entry valueDEG multiples of 15RADmultiples of1⎯12πGRADmultiples of50⎯3yxbxxxxa0132yabxxxxx1023

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Brand | Sharp |

Model | EL-W516 |

Produs | calculator |

Limbă | Engleză |

Tipul fișierului |

Tipul | Calculator științific |

Factorul de formă | Buzunar |

Culoarea produsului | Negru |

Număr de linii ecran | 4 |