fx-991ES PLUS - Casio Calculators

fx-991ES PLUS (Discontinued)

The Natural Display (Natural-V.P.A.M.) shows mathematical expressions like roots and fractions as they appear in your textbook, and this increases comprehension because results are easier to understand.

The fx-991ES was discontinued in 2017 and replaced with the fx-991EX ClassWiz.

How to use the 991ES PLUS

fx-991ES PLUS A-Level GCSE
Learning Mathematics fx-991ES-PLUS

This document is a collection of lessons and activities covering a wide range of…

fx-991ES PLUS
fx-991ES PLUS User Guide

Reference manual on how to operate every function on the fx-991ES PLUS calculato…

Classroom Emulator

Teachers can request a free licence for use in classrooms, remote and blended learning (available in the UK, Channel Islands, Isle of Man and Ireland). 

The free licence lasts for 1 year for demonstrating the calculator and preparing activities and is an ideal tool to embed mathematical understanding