Common Core Mathematics Practice for Grade 1
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Description: Given a two-digit number, mentally find 10 more or 10 less than the number, without having to count; explain the reasoning used.
Worksheet 2456 - Find 10 more, given two-digit number:
1. 82 + 10 = |
6. 69 + 10 = |
2. 13 + 10 = |
7. 29 + 10 = |
3. 40 + 10 = |
8. 75 + 10 = |
4. 83 + 10 = |
9. 19 + 10 = |
5. 12 + 10 = |
10. 32 + 10 = |
Printable #: 2456-CCSS.Math.Content.1.NBT.C.5
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