The EL-W516TB-SL model is perfect for students studying general math and science, pre-algebra, algebra, geometry, trigonometry, statistics, biology, and chemistry. This calculator performs 640 advanced scientific, math, and statistics functions. The EL-W516TB-SL utilizes a 4-line display featuring an exponent symbol. WriteView display allows users to view their input and results as they would appear in a textbook. The home key allows users to start fresh from any screen. This calculator has eight temporary memories, three definable memories, one independent memory, and one last answer memory. This calculator also allows equation editing & playback, 1 & 2 variable statistics, normal, stat, and drill modes, seven regression types, and N-BASE calculations: HEX, BIN, DEC, OCT, PEN. Other functions include: logarithms, reciprocals, powers, roots, factorials, trigs, and hyperbolic trigs. Includes a protective hard case and operates on twin-power (solar with battery backup).

• Features
• WriteView™ Display.
• Large-16 digit, 4-line LCD display.
• 640 functions.
• Home key.
• 7 Modes: Normal, Stat, Drill, Complex, Matrix, List & Equation.
• 8 temporary & 3 definable memory buttons.
• Quadratic & Cubic Equation Solvers.
• 3 Variable Linear Equation Solvers.
• 1 & 2 variable statistics.
• 3-D light reflecting hard cover.


• Specifications
• Amortizatio n No
• Backspace Key Yes
• Base Number Calculations Yes
• Bond Calculations No
• Case Hard
• Cash Flow Calculations No
• Complex Number Calculations Yes
• Confidence Interval Calculating No
• Cost/Sell/Margin No
• Currency Exchange Function No
• Date Calculations No
• Decimal Function Yes
• Depreciation Calculations No
• Display Angle Fixed
• Display Characters Height 4 mm
• Display Characters x Display Lines 16 x 4
• Display Notation Numeric
• Display Type LCD
• Display Window Resolution 96 x 32 Dot Matrix Display
• Double Zero Key No
• Entry Logic WriteView
• Equation Editor Yes
• Fraction Calculations Yes
• Fraction/Decimal Conversions Yes
• Global Product Type Calculators-Scientific
• Grand Total Key No
• Graphing Functions No
• Higher Mathematical Functions Complex Drill Equation List Matrix Normal Statistics
• Hyperbolic Functions Yes
• Hypothesis Testing No
• I/O Port No
• Interest Rate Conversion No
• Item Count Function No
• Levels of Parentheses Unlimited
• Linear Regression Yes
• Loan Calculation No
• Logical (Boolean) Operations Yes
• Markup/Down Key No
• Matrices Yes
• Memory 1 Independent 1 Last Answer 3 Definable 8 Temporary
• Metric Conversion Yes
• Number of Display Digits 16
• Percent Add-On/Discount No
• Percent Key Yes
• Polar-Rectangular Conversion Yes
• Post-Consumer Recycled Content Percent 0%
• Power Source Battery Solar
• Pre-Consumer Recycled Content Percent 0%
• Probability (Random Number) Yes
• Programming Steps No
• Replacement Batteries LR44
• Simultaneous Equations Yes
• Size 3.1 x 6.6
• Square Root Key Yes
• +/- Switch Key Yes
• Tax Calculation No
• Time-Value-of-Money No
• Time/Date No
• Total Recycled Content Percent 0%
• Trig/Log Functions Yes
• Variable Regression Yes
• Variable Statistics Yes
• Wall-Mountable No