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Casio Fx991Es Plus Scientific Calculator


Model: Casio Fx991Es Plus Scientific Calculator
Power Source: Solar, Battery
Brand: Casio
Colour: Black
Number of Batteries: 1 LR44 batteries required. (included)
Model Name: Scientific


Casio Fx991Es Plus Scientific Calculator

Product features: Non Programmable, Non Graphing, Number of Functions : 417
Product type :Non Programmable, Non Graphing
Number of digits: 10 + 2 digits
Liquid crystal display: Natural textbook display, Dot matrix display
Key characteristics: Plastic keys
Key functions: Negative Sign, Power Off
Memory: Variables: 9 (A,B,C.D.E.F.X.Y,M), Independent Memory (M / M+ / M-), Answer Memory, Memory Protection, Reset Function
Power supply: Solar & Battery, Approximate battery life Main 3 years, Auto Power Off
Size (D × W × H): 161.5 × 77 × 11.1 mm
Weight: 95 g
Accessories: Hard Case

Display format settings

Number Format: Fix
Number Format: Sci
Number Format: Norm
Engineering Notation
Toggling Calculation Results

Calculation Functions

Casio Fx991Es Plus Scientific Calculator

Basic Calculation:

Bracket Calculation
Fraction Calculation
Degree, Minute, Second (Sexagesimal) Calculations
Reciprocal Calculation
Percent Calculation (scientific calculator function)

Factorial Function:

Irrational number calcuation
Rounding Function

 Advanced calculation:

Transcendental number: e
Base-n calculation
Logical Operators
Complex number calculation
Matrix calculations
Vector calculations
Differential calculation
Integration calculation

Applied calculation:

Multi-statement Command (:)
Continuous Calculation
Replay Function
Multi-replay Function
CALC Function
SOLVE Function

Functions Features

 Basic functions:

Basic Mathematical Functions
Number of Functions : 417
Absolute Value Calculation
Power Function (Square)
Power Function (Cube)
Power Function
Power Function (Square Root)
Trigonometric Function
Inverse Trigonometric Function
Hyperbolic / Inverse Hyperbolic Function
Exponential Calculation
Logarithmic Calculation
Log not base 10
Coordinate Conversion
Combination / Permutation
Random Number Generation
Random Integer Generation

Other functions:

Physics- and chemistry-related functions:
Scientific Constants
Metric conversion function

Statistical Functions 

Statistical data
List based STAT-data editor
Statistical calculation
Statistics Function
Basic Statistics


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