fact-family/mul-div-6-9/hard · 套题 51
6 problems
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1
Write the fact family for 9, 5, 45:
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2
Write the fact family for 1, 3, 4:
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3
Write the fact family for 6, 7, 42:
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4
Write the fact family for 5, 8, 40:
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5
Write the fact family for 5, 2, 10:
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6
Write the fact family for 4, 2, 8:
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