Subtracting decimals Animation Play

Subtracting decimals using the written method Student activity Play

Subtracting decimals using the written method Whiteboard exercise Play

Subtraction of integers Whiteboard exercise Play

Subtraction of integers Student activity Play

Subtraction of integers on the number line Animation Play

Sum of all positive integers from 1 to n Animation Play

Sums of square roots of integers Whiteboard exercise Play

Sums of square roots of integers Student activity Play

Surds Student activity Play

The correct sums Whiteboard exercise Play

The cost of 1 kg of apples Animation Play

The cost of a 3-day mountain trip Whiteboard exercise Play

The debt is decreasing Whiteboard exercise Play

The debt is increasing Whiteboard exercise Play

The debt is increasing. The debt is decreasing Student activity Play

The difference in weights Whiteboard exercise Play

The exact results of the addition Whiteboard exercise Play

The maze Game Play

The missing decimal Whiteboard exercise Play

The missing fraction Whiteboard exercise Play

The operation on the fractions Whiteboard exercise Play

The result of an operation as a recurring decimal Student activity Play

The result of an operation as a recurring decimal Whiteboard exercise Play

The sum as a common fraction Whiteboard exercise Play