Missing addition facts to 20
Here we need to fill in the missing numbers.
You can use your fingers to help you if you like!
Look at some examples below:
10 + _____ = 15
The answer is 5
6 - _____ = 3
The answer is 3
10 - 6 = _____
The answer is 4
4 + 8 = _____
The answer is 12
Now that you have seen some examples, let’s start the activities!