fact-family/mul-div-10-12/hard · 套题 72
6 problems
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1
Write the fact family for 6, 4, 10:
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2
Write the fact family for 5, 3, 15:
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3
Write the fact family for 3, 10, 30:
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4
Write the fact family for 3, 6, 9:
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5
Write the fact family for 5, 6, 30:
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6
Write the fact family for 5, 4, 20:
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