Addition using visual representations

Addition - blank number line

Addition - partitioning and recombining

Addition - column method

Subtraction - blank number lines

Subtraction - partitioning and recombining

Subtraction - column method

Multiplication using a number line

Multiplication - grid method

Multiplication - column method

Division using a number line

Division - chunking method

Division - bus stop method

Adding fractions

Subtracting fractions