fact-family/add-sub-within-20/medium · Sett 41
6 problems
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1
Write the fact family for 8, 9, 72:
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2
Write the fact family for 8, 8, 64:
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3
Write the fact family for 14, 6, 20:
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4
Write the fact family for 17, 1, 18:
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5
Write the fact family for 11, 5, 55:
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6
Write the fact family for 5, 8, 40:
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