LESSON 2.1 – TheWorksheets.CoM – Page 2

LESSON 2.1 Group Tens as Hundreds

Materials base-ten blocks • Write 10 tens on the board. • Take 10 tens blocks. Model grouping the tens blocks in groups of ten. Draw a quick picture of the tens in a group. • Model regrouping the group of tens with one hundred block. Write 1 hundred on the board. • Draw a quick picture of one hundred.