Regrouping Rescue Worksheet
Regrouping Rescue
Subtraction with Regrouping Practice
Name:
Date:
Regrouping Strategy Rule
More on top? No need to stop! • More on the floor? Go next door and take 10 more!
Model:
A Part A: 2-Digit by 2-Digit Subtraction (5 Problems)
Use the boxes above each place to write regrouped numbers.
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| --- | --- | --- |
| | 6 | 4 |
| − | 2 | 7 |
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| --- | --- | --- |
| | 8 | 2 |
| − | 3 | 8 |
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| --- | --- | --- |
| | 9 | 1 |
| − | 4 | 5 |
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| --- | --- | --- |
| | 5 | 3 |
| − | 1 | 9 |
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| --- | --- | --- |
| | 7 | 0 |
| − | 3 | 6 |
| | | |
B Part B: 3-Digit by 3-Digit Subtraction (5 Problems)
Work column by column from right to left (ones, tens, hundreds).
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| --- | --- | --- | --- |
| | 4 | 5 | 3 |
| − | 1 | 2 | 8 |
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| --- | --- | --- | --- |
| | 6 | 2 | 7 |
| − | 2 | 8 | 4 |
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| --- | --- | --- | --- |
| | 7 | 4 | 1 |
| − | 3 | 6 | 5 |
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| --- | --- | --- | --- |
| | 5 | 0 | 4 |
| − | 2 | 3 | 8 |
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| --- | --- | --- | --- |
| | 8 | 1 | 5 |
| − | 4 | 7 | 9 |
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C Word Problem Mission
Story Problem
The school library started the week with 83 mystery books on the shelf. By Friday afternoon, students checked out 47 of them. How many mystery books are left on the shelf?
Answer: There are mystery books left.
Show Your Work
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Regrouping Rescue Answer Key
Regrouping Rescue
Answer Key
Teacher Solutions & Diagnostic Guide
Total Points: 11 Problems
Grade 2–3 • Operations & Algebraic Thinking
Key Checking Criteria
Verify both the regrouping boxes (borrowed tens/hundreds) and the final difference. Crossed-out digits indicate standard decomposition.
Regrouped Value
Final Answer
A Part A: 2-Digit by 2-Digit Solutions
1 pt each • 5 total pts
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5
|
14
|
| --- | --- | --- |
| | 6 | 4 |
| − | 2 | 7 |
| | 3 | 7 |
| |
7
|
12
|
| --- | --- | --- |
| | 8 | 2 |
| − | 3 | 8 |
| | 4 | 4 |
| |
8
|
11
|
| --- | --- | --- |
| | 9 | 1 |
| − | 4 | 5 |
| | 4 | 6 |
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4
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13
|
| --- | --- | --- |
| | 5 | 3 |
| − | 1 | 9 |
| | 3 | 4 |
| |
6
|
10
|
| --- | --- | --- |
| | 7 | 0 |
| − | 3 | 6 |
| | 3 | 4 |
B Part B: 3-Digit by 3-Digit Solutions
1 pt each • 5 total pts
| |
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4
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13
|
| --- | --- | --- | --- |
| | 4 | 5 | 3 |
| − | 1 | 2 | 8 |
| | 3 | 2 | 5 |
| |
5
|
12
|
|
| --- | --- | --- | --- |
| | 6 | 2 | 7 |
| − | 2 | 8 | 4 |
| | 3 | 4 | 3 |
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6
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13
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11
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| --- | --- | --- | --- |
| | 7 | 4 | 1 |
| − | 3 | 6 | 5 |
| | 3 | 7 | 6 |
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4
|
9
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14
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| --- | --- | --- | --- |
| | 5 | 0 | 4 |
| − | 2 | 3 | 8 |
| | 2 | 6 | 6 |
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7
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10
|
15
|
| --- | --- | --- | --- |
| | 8 | 1 | 5 |
| − | 4 | 7 | 9 |
| | 3 | 3 | 6 |
C Word Problem Mission Solution
