fact-family/mixed/hard · 套题 71
6 problems
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1
Write the fact family for 7, 2, 9:
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2
Write the fact family for 10, 5, 50:
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3
Write the fact family for 8, 8, 64:
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4
Write the fact family for 6, 3, 18:
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5
Write the fact family for 1, 9, 10:
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6
Write the fact family for 5, 7, 35:
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