fact-family/mul-div-6-9/hard · セット 24
6 problems
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日付：
1
Write the fact family for 6, 1, 7:
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2
Write the fact family for 10, 8, 80:
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3
Write the fact family for 5, 9, 45:
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4
Write the fact family for 7, 2, 9:
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5
Write the fact family for 9, 7, 63:
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6
Write the fact family for 4, 5, 20:
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