Casio fx-300ES PLUS Calculator User Guide

Casio’s latest standard scientific calculator features new Natural Textbook Display and improved math functionality. FX-300ES PLUS has been designed as the perfect choice for middle school through high school students learning General Math, Trigonometry, Statistics, Algebra I and II, Pre-Algebra, Geometry, Physics.

Important Information

Sample Operations

Initializing the Calculator

Safety Precautions

Handling Precautions

Removing the Hard Case

Turning Power On and Off

Adjusting Display Contrast

Key Markings

Reading the Display

Using Menus

Specifying the Calculation Mode

Configuring the Calculator Setup

Inputting Expressions and Values

Recurring Decimal Calculations

Toggling Calculation Results

Basic Calculations

Prime Factorization

Remainder Calculations

Function Calculations

Statistical Calculations (STAT)

Creating a Number Table from Two Functions (TABLE)

Calculation Ranges, Number of Digits, and Precision


Before Assuming Malfunction of the Calculator

Replacing the Battery


Frequently Asked Questions

Categories: Calculators