Year 4
Subtracting fractions using a bar model
Using a bar model for equivalent fractions
This video shows how a bar model can be drawn out as a pictorial representation to support understanding of equivalent fractions.
Using a numberline to work out what fraction it is pointing to
Using a part whole model for fractions greater than 1
Column method for addition
This video explains how to use a column written method to calculate the answer of a 4 digit number to a 4 digit number.
Column method for subtraction of two 3 digit numbers
Column method subtraction of a 4 digit number subtracting a 3 digit number
