Subtraction with Regrouping Question
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Grade 2 Subtraction with Regrouping CCSS: 2.NBT.B.5
What is the rule for this input/output table?
| Input | 22 | 38 | 40 | 57 |
|---|---|---|---|---|
| Output | 4 | 20 | 22 | 39 |
- add 16
- add 18
- subtract 16
- subtract 18