We have been learning about the different ways that we can add two numbers. We have learnt how we can count on to add.
For example: 64 + 4= 65, 66, 67,68. We count on for more.
We also learnt how we can split a number to add.
Example: 64 + 4 = +2 and + 2 = 68.
Our chart is shown above that we use.