fact-family/add-sub-within-100/hard · Sæt 76
6 problems
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1
Write the fact family for 3, 9, 27:
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2
Write the fact family for 5, 12, 60:
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3
Write the fact family for 6, 12, 72:
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4
Write the fact family for 11, 4, 44:
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5
Write the fact family for 23, 54, 77:
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6
Write the fact family for 4, 7, 28:
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