Workbook Detail
Balance Scale Subtraction Easy — Set 7
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}Teaching Notes
- [2 + 1 + ?] = 13
- [2 + ?] = 11
- [?] = 5
- [1 + ?] = 6
- [1 + ?] = 10
- [1 + ?] = 6
- [1 + ?] = 7
- [1 + 1 + ?] = 5
- [?] = 12
- [?] = 4
- [3 + ?] = 10
- [2 + 1 + ?] = 9
- [?] = 13
- [1 + 1 + ?] = 4
- [?] = 5
- [?] = 11
- [?] = 5
- [1 + 1 + ?] = 5
- [1 + ?] = 5
- [?] = 12
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