Good morning! Are you ready to do some more addition? Today, we will be using addition to investigate numbers that make 10 and 20. Follow the link and play 'Save the whale', using your number bonds to 10 to help you.
Now try this activity, using the 10 frames in the link to help you. How can you use your number bonds to 10 to help you know number bonds to 20?
Now complete a sheet below. Most children should investigate number bonds to 20. How can you make sure that you write all of the ways to make 20?