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This is all in one calculator full mathematics function working offline. A scientific calculator supports most of the features of fx 500 fx500 JX570ms 570vnplus 991es plus 991ms fx570esplus fx-82 or TI-30XB fx 4500 82ms 82es fx-82AU PLUS II 100AU fx 4500pa 991ex fx 260.

★ Natural display ★
Natural Input allowing you to enter equations as you'd write them on paper using fractions roots exponents and more. It's called a "natural display" and is a common feature on scientific calculators like the Casio fx 570 991 es plus!.

★ Scroll feature ★
Swipe on the keyboard to move the cursor up and down left and right. Touch to edit expression.

★ Calculate functionality advanced calculator feature ★
• Solve equation (Shift solve)
• CALC function (with memory function 8 variable)
• Derivative function
• Integrate function
• Base N calculation (Calculator binary decimal hexadecimal octal)
• Table generator: generate table base on expression.
• Solve system equation (two and three unknown variable)
• Solve cubic quadratic in-equation
• Calculate with fraction result (fraction calculator)
• Calculate with big numbers
• Complex numbers (CMPLX mode)
• Matrix calculator with full feature of algebra calculator
• Percent % calculator
• Powers roots logarithms calculator (log base n)
• Basic arithmetic operations
• Periodic numbers and conversion to fractions
• Conversion between rectangular and polar coordinates (POL and REC functions)
• Random numbers combinations permutations common greatest divisor (GCD) lowest common multiple (LCM)
• Trigonometric and hyperbolic functions
• Unit conversation (40 unit)

★ Angle unit ★
Radian Degree Gradian

★ Output type ★
• Fraction (1/2)
• Mixed fraction (4/3 = 1 3/4)
• Decimal (1.23123)
• Repeat decimal (1.23232323 = 1.(23))
• Degree/Minus/Second
• Polar coordinate (Pol Rec function)

★ Decimal Notation ★
Normal Engineering Engineering (SI) Science Fixed

★ More feature ★
• Automatic calculate: see result as you typing (turn off in setting)
• Vibrate vibrate strength
• Play sound when click sound button
• Decimal formatter
• Calculation history
• Show variable value
• Two layout: full keyboard and compact keyboard
• Change font family
• Change theme
• Change font size
• Copy paste expression (long click to copy)

This is calculator for free but you can upgrade to premium version for access all features.

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★ Natural Scientific Calculator for Android ★