fact-family/add-sub-within-100/hard · セット 18
6 problems
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1
Write the fact family for 80, 15, 95:
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2
Write the fact family for 4, 4, 16:
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3
Write the fact family for 35, 53, 88:
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4
Write the fact family for 9, 8, 72:
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5
Write the fact family for 30, 3, 33:
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6
Write the fact family for 37, 37, 74:
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