Casio FX-82ES Plus FX-82ESA Leaflet

Product codes

FX-82ESA

fx-82ES PLUS fx-85ES PLUS fx-350ES PLUS fx-95ES PLUS fx-570ES PLUS fx-991ES PLUS

fx-82ES

fx-85ES

fx-350ES

fx-500ES

Specifications

Number of functions

252

274

417

249

253

Power supply (Main)

AAA × 1 (R03)

Two-way power

(Solar + LR44 × 1)

AAA × 1 (LR03)

AAA × 1(R03)

AAA × 1 (R03)

Two-way power

(Solar + LR44 × 1)

AAA × 1 (R03)

Two-way power

(Solar + LR44 × 1)

AAA × 1 (LR03)

AAA × 1 (R03)

Power supply (Backup)

—

Approximate battery life Main (hours)

17,000*

3 years

(LR44)*

8,700*

17,000*

3 years

(LR44)*

17,000*

3 years

(LR44)*

8,700*

17,000*

Approximate battery life Backup (years)

—

Dimensions H×W×D(mm)

13.8 × 80 × 162 11.1 × 80 × 162 13.8 × 80 × 162 13.8 × 80 × 162 13.8 × 80 × 162 11.1 × 80 × 162 13.7 × 80 × 161 12.2 × 80 × 161 13.7 × 80 × 161 13.7 × 80 × 161

Approximate weight (g)

100

110

105

110

Case style

Slide-on hard

Dot matrix display

31 × 96 dots

Display capacity (characters)

Mantissa + exponent digits

10 + 2

Icon menus

—

Internal operation digits

Nested parentheses levels

Programming

Functions

Program logic

—

Memory (bytes)

—

Program areas

—

Storage memory area (Flash memory)

—

Built-in formulas

—

Utilities

Natural textbook display / NATURAL-V.P.A.M.
Key rollover function
Replay function
Multi-replay functions
Replay copy

—

Backspace
CALC function

—

SOLVE function

—

Answer function
Variables
Onboard function manual

—

Syntax help

—

Auto power off

Special

Features

Base-

n calculations (Binary/Octal/Hexadecimal)

—

Logical operations

—

Engineering symbol calculations

—

Engineering notation (ENG/ENG)
Scientific constants

—

Metric conversions

—

CAS

Computer Algebra System

—

Basic

Functions

Trigonometric, inverse trigonometric (sin/cos/tan/sin

–1

/cos

–1

/tan

–1

)

Hyperbolic, inverse hyperbolic (sinh/cosh/tanh/sinh

–1

/cosh

–1

/tanh

–1

)

Exponential, logarithmic (log, ln, 10

, e

)

Base specified logarithmic
Power and radical root (

/ x

)

Fraction
Percentage calculation (%)
Rounding
Simplification

—

Integer division

—

GCD/LCM

—

Sexagesimal

↔ decimal

Display format (FIX, SCI)
Angle unit (Deg, Rad, Grad)
Angle unit conversion (Deg, Rad, Grad)
Factorization into prime factors

—

Ratio calculation

—

Calculus

Differentiation calculation

—

Integration calculation

—

Algebra

Simultaneous equation

—

(3 unknowns)

—

(3 unknowns)

Polynomial equation

—

(Degree 2, 3)

—

(Degree 2, 3)

Inequality

calculation

—

Table function
Matrix calculations

—

Complex number calculation

—

Geometry

Geometry Application

—

Coordinate conversion (Pol, Rec)
Vector calculations

—

Probability

Combination, permutation (

nCr, nPr)

Statistics

Random numbers
Random integers

—

List-based STAT data editor
Standard deviation
Regression analysis
Linear regression
ab Exponential regression
Advanced statistics

—

Other regressions

Log, Exp, Pwr,

Inv, Quad

Log, Exp, Pwr,

Inv, Quad

Log, Exp, Pwr,

Inv, Quad

Log, Exp, Pwr,

Inv, Quad

Log, Exp, Pwr,

Inv, Quad

Log, Exp, Pwr,

Inv, Quad

Log, Exp, Pwr,

Inv, Quad

Log, Exp, Pwr,

Inv, Quad

Log, Exp, Pwr,

Inv, Quad

Log, Exp, Pwr,

Inv, Quad

Finance

Financial function

—

Spreadsheet

—

Others

eActivity

—

Data communication

—

Others

—

Continuous operation (assuming 5 minutes calculation and 55 minutes display per hour) *

1 hour use per day *

Continuous display of flashing cursor

Standard Models

fx-991ES

403

Two-way power

(Solar + LR44 × 1)

—

12.2 × 80 × 161

105

Slide-on hard

31 × 96 dots

10 + 2

—
15
24
—
—
—
—
—

—

—
—

—

40
40
—

—
—
—

—
—

(3 unknowns)

(Degree 2, 3)

—

Log, Exp, Pwr,

Inv, Quad

—
—
—
—

—

3 years

(LR44)*

fx-570ES

403

AAA × 1 (R03)

—

17,000*

—

13.7 × 80 × 161

110

Slide-on hard

31 × 96 dots

10 + 2

—
15
24
—
—
—
—
—

—

—
—

—

40
40
—

—
—
—

—
—

(3 unknowns)

(Degree 2, 3)

—

Log, Exp, Pwr,

Inv, Quad

—
—
—
—

—

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