fact-family/add-sub-within-100/hard · セット 40
6 problems
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1
Write the fact family for 91, 5, 96:
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2
Write the fact family for 53, 12, 65:
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3
Write the fact family for 60, 15, 75:
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4
Write the fact family for 28, 10, 38:
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5
Write the fact family for 7, 18, 25:
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6
Write the fact family for 9, 6, 54:
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