Year 4
The video below demonstrates how children should be using the Expanded Column Method to add two 3-digit numbers together.
The video below demonstrates how children should multiply a two digit number by a 2 digit number using the grid method.
OR click on the link below:
https://www.youtube.com/watch?v=4murmMyNbNI
The video below demonstrates how children should multiply a three digit number by a 1 digit number using the grid method.
OR click on the link below:
https://www.youtube.com/watch?v=Ji_kFL74tEw
The video below demonstrates how children should subtract using the number line.
OR click on the link below:
https://www.youtube.com/watch?v=AHO62qIkuFk