fact-family/mul-div-6-9/hard · 套题 36
5 problems
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1
Write the fact family for 2, 2, 4:
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2
Write the fact family for 6, 2, 8:
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3
Write the fact family for 7, 1, 8:
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4
Write the fact family for 1, 1, 2:
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5
Write the fact family for 8, 3, 24:
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