fact-family/add-sub-within-100/easy · 套题 56
6 problems
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1
Write the fact family for 13, 87, 100:
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2
Write the fact family for 24, 32, 56:
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3
Write the fact family for 22, 34, 56:
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4
Write the fact family for 47, 1, 48:
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5
Write the fact family for 89, 7, 96:
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6
Write the fact family for 64, 6, 70:
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