fact-family/mixed/hard · セット 51
6 problems
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日付：
1
Write the fact family for 1, 7, 8:
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2
Write the fact family for 5, 5, 10:
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3
Write the fact family for 3, 4, 12:
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4
Write the fact family for 5, 7, 35:
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5
Write the fact family for 5, 3, 8:
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6
Write the fact family for 1, 1, 2:
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