Curated OER
Two-Digit Plus One-Digit Addition (B)
For this addition worksheet, students solve 100 problems in which two digit numbers are added to one digit numbers, with and without regrouping.
Curated OER
Decide When to Regroup - Reteach
In this addition worksheet, 3rd graders decide when to regroup in addition problems after reviewing the steps. They use a workmat and place value blocks as they complete 4 problems. They identify how many tens and ones there are and...