Addition and Subtraction


The Order of Adding Two Numbers

Taken from Grade 4 Play! Maths.


The Order of Subtracting Two Numbers

Taken from Grade 4 Play! Maths .



Inverse Operations

Taken from Grade 4 Play! Maths.

Adding 3-digit numbers

Taken from Grade 4 Play! Maths.


Subtracting 3-digit numbers (without “borrowing”)

Taken from Grade 4 Play! Maths.


Subtracting 3-digit numbers (with “borrowing”)

Taken from Grade 4 Play! Maths.