When you subtract using large numbers, it's often better to use a written method. Column subtraction is a good written method to take one number away from another. It involves writing the smaller ...

A fully resourced addition and subtraction lesson being able to add two numbers together using the written method for 2 and 3-digit numbers in Year 3 based on the objective from White Rose Maths.

You can find the difference between two numbers in more than one way. You can count up from the smaller number to the larger number. Or, you can count back from the larger number to the smaller number ...