fact-family/mixed/hard · セット 54
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 3, 9, 27:
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3
Write the fact family for 9, 1, 10:
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4
Write the fact family for 4, 3, 12:
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5
Write the fact family for 10, 9, 90:
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6
Write the fact family for 4, 4, 16:
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