fact-family/add-sub-within-100/hard · 套题 62
6 problems
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1
Write the fact family for 10, 8, 80:
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2
Write the fact family for 11, 9, 99:
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3
Write the fact family for 57, 38, 95:
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4
Write the fact family for 62, 1, 63:
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5
Write the fact family for 6, 9, 54:
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6
Write the fact family for 49, 26, 75:
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