The videos below have been created to demonstrate how various calculation strategies can be carried out. They have been created with Year 6 in mind, so please don't worry if they seem difficult - all these strategies will be taught at school, but these videos may be helpful reminders to children (as well as being explanations for parents!)
Short Multiplication (multiplying by 1 digit numbers) - expanded method, then compact method
Expanded Long Multiplication (multiplying by 2 digit numbers)
Long Multiplication (multiplying by 2 digit numbers) - Compact Form
Short Division
Long Division
Addition of Fractions
Subtraction of Fractions
Multiplication of Fractions
Division of Fractions
Finding a Fraction of a Number
Mixed Numbers and Improper Fractions