fact-family/add-sub-within-100/medium · セット 34
6 problems
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1
Write the fact family for 12, 2, 24:
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2
Write the fact family for 27, 18, 45:
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3
Write the fact family for 47, 14, 61:
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4
Write the fact family for 56, 8, 64:
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5
Write the fact family for 12, 40, 52:
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6
Write the fact family for 11, 7, 77:
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