Dual power, approved for use within Key Stages 3 and 4 and includes GCSE and exams where calculators are allowed, recommended for Advanced GCSE, A/AS level and Highers, 540+ functions, 9 memories, new crystal-clear display, scrolling menu navigation, simplified keys with main functions, easy-to-use number formatting, Spreadsheet Function. The Casio fx-991 CW is the new upgraded version of the Casio fx-991 EX (Casio’s most advanced scientific calculator) , containing additional features, to include a high definition display and improved menu navigation. Approved for Key stages 3, 4 and 5, recommended for Advanced GCSE, A/AS level and Highers. Allowed in every UK exam where a calculator can be used.

The Casio fx-991 CW is Casio’s most advanced scientific calculator with 540 + mathematical functions. The large Natural
Textbook Display shows mathematical expressions like roots and fractions as they appear in your textbooks which increases comprehension because results are easier to understand.

Functions include:
QR code to display graphic representation, Powers, roots, reciprocal, fraction calculations, Advanced statistics, Table of values, Ratio, Equation/Matrix/Vector/Inequality/Probability and Complex Number Calculations, Base-N function (hexadecimal/decimal/binary/octal) , Random decimal and integer generator, Hours (Degrees) /minutes/seconds