In this lesson students will decompose, or break apart, a 2-digit numbers in different ways. Students should first start with concrete models (like snap cubes or base-ten blocks) to build their understanding and then move to drawing quick pictures. Students will show a number using different combinations of tens and ones. How can we represent a 2-digit number using multiple combinations of tens and ones?Looking for more videos? Find them here on TPT and in our store, Cohesion Education. Full