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Math Facts Strategy: Double Middle Number
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Practice adding to develop fluency and accuracy for equations where the addends have a middle number. Simply double the middle number. For example: 4+6=10 Double the middle number which is 5. 5+5=10
Terms in this set (13)
2 + 4 =
3 + 3 =
3 + 5 =
4 + 4 =
4 + 6 =
5 + 5 =
5 + 7 =
6 + 6 =
6 + 8 =
7 + 7 =
7 + 9 =
8 + 8 =
8 + 10 =
9 + 9 =
7 + 9 =
8 + 8 =
6 + 8 =
7 + 7 =
5 + 7 =
6 + 6 =
4 + 6 =
5 + 5 =
3 + 5 =
4 + 4 =
2 + 4 =
3 + 3 =
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