Curated OER
Base Ten Blocks- Units and Rods (B)
In this base ten blocks instructional activity, learners explore regrouping with rods and unit blocks. Students discover that ten units is the same as 1 rod. Learners solve 6 problems in which they tell how units can be traded for rods...
Curated OER
Regroup Hundreds
In this regrouping hundreds worksheet, students learn to use math models or draw pictures to help them solve the subtraction problems. Students also learn to regroup numbers in the hundreds place for the subtraction problems.