Teachers, save “Decomposing Numbers to 10 (diamonds)” to assign it to your class.

Tap Listen to me complete :page: 1 as an example. Move some of the diamonds from the whole group and separate into the two hands, making two parts. Count how many diamonds are in each hand. Write the number to show how many are in each hand and write the equation. There are ten pages in this activity. Tap when you are done.