fact-family/add-sub-within-20/expert · Sett 75
6 problems
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1
Write the fact family for 8, 1, 9:
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2
Write the fact family for 15, 5, 20:
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3
Write the fact family for 10, 6, 60:
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4
Write the fact family for 7, 2, 14:
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5
Write the fact family for 12, 3, 15:
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6
Write the fact family for 12, 6, 72:
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