Adding and Subtracting with Regrouping
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Objective
I can add and subtract two- and three-digit numbers with regrouping to solve problems.
Part 1 of 3
Warm-up video
Unknown Channel · 5:00
We don't generate video — this one is by Unknown Channel on YouTube. The practice questions and exit ticket below were drafted by AI for this objective, and every question is editable in the teacher guide.
Part 2 of 3
Practice
7 questions
Explain in your own words what it means to "regroup" when subtracting. Why is it sometimes necessary?
Using place value blocks (you can draw them), show how you would subtract 16 from 32. Explain each step, including any regrouping.
Part 3 of 3
Exit ticket
Quick comprehension check
“There were 32 students in the library. 15 students left to go to recess. How many students are still in the library? Show your work. A farmer picked 45 apples from one tree and 28 apples from another tree. How many apples did the farmer pick in all? Show your work. A bakery made 124 cookies. They sold 36 cookies in the morning. How many cookies are left? Show your work.”
Sample answer included in the free materials
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