Casio ClassWiz CW Tutorial: Prime Factors, HCF & LCM

Learn how to perform Prime Factorisation, and calculate the Highest Common Factor (HCF) and Lowest Common Multiple (LCM) of two numbers using ClassWiz CW scientific calculators. This step-by-step tutorial provides step-by-step guidance on navigating the FORMAT and CATALOG menus to perform essential numeric calculations with high accuracy and speed, helping students develop a stronger understanding of factors, multiples and numerical relationships. The video provides practical techniques that can be applied to a wide range of GCSE mathematics questions involving number decomposition and sequences. Designed for GCSE Mathematics students, the tutorial supports the development of essential number skills required for classroom learning, homework, revision, and examinations. The procedures are demonstrated on the fx-83GTCW, but can also be used with the fx-85GTCW. Build lasting confidence, accelerate your calculation speed, and sharpen your exam preparation strategy with these vital calculator workflows.