fact-family/mul-div-6-9/hard · 套题 46
5 problems
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1
Write the fact family for 5, 2, 7:
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2
Write the fact family for 5, 3, 15:
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3
Write the fact family for 5, 9, 45:
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4
Write the fact family for 2, 3, 5:
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5
Write the fact family for 5, 6, 30:
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