Casio FX-115WA, FX-991WA Contents, ￿4￿, Key Layout, Two-lineDisplay, Safety Precautions, Basic Calculations, Random Numbers and, Memory Calculations, Handling Precautions

Contents
Safety Precautions ...........................................	1
Handling Precautions ......................................	2
Two-line Display ...............................................	5
Key Layout ........................................................	6
Before Starting Calculations... ...................... 7
kModes ....................................................................	7
kInput Capacity ........................................................	8
kMaking Corrections During Input ...........................	8
kReplay Function .....................................................	8
kError Locator ..........................................................	9
kExponential Display Formats .................................	9
kAnswer Memory .....................................................	9
Basic Calculations .........................................	10
Memory Calculations .....................................	10
kIndependent Memory ...........................................	10
kVariables ..............................................................	10
Fraction Calculations ....................................	11
kFraction Calculations ............................................	11
kDecimal-to-Fraction Conversion ...........................	11
kFraction-to-Decimal Conversion ...........................	11
Percentage Calculations ...............................	12
Scientific Function Calculations ..................	13
kTrigonometric/Inverse Trigonometric Functions ...	13
kHyperbolic/Inverse Hyperbolic Functions ............	13
kAngle Unit Conversion .........................................	14
kCommon and Natural Logarithms/
Antilogarithms ......................................................	14
kSquare Roots, Cube Roots, Roots, Squares,
Cubes, Reciprocals, Factorials,
Random Numbers and π ..........................................	14
kFIX, SCI, RND .....................................................	15
kENG Calculations ................................................	16
kInputting ENG Calculation Symbols .....................	16
kCoordinate Conversion (Pol(x, y), Rec (r, θ)) ............	17
kPermutation .........................................................	18
kCombination .........................................................	18
￿4￿