Adding Three-Digit Numbers
Unknown Grade•45 minutes
Learning Objective
I can add three-digit numbers using regrouping when needed.
Practice Questions
This lesson includes 7 practice questions to reinforce learning.
View questions preview
1. What does it mean to "carry the one" when adding numbers? Explain in terms of place value.
2. Solve: 245 + 137 = ? Show your work, including any regrouping.
3. Explain why we sometimes need to regroup when adding numbers. Give an example.
...and 4 more questions
Educational Video
Adding three digit numbers with regrouping | Addition and subtraction | Arithmetic | Khan Academy
Khan Academy