fact-family/add-sub-within-20/expert · Sæt 92
6 problems
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1
Write the fact family for 12, 4, 48:
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2
Write the fact family for 18, 1, 19:
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3
Write the fact family for 3, 2, 6:
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4
Write the fact family for 6, 12, 72:
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5
Write the fact family for 3, 4, 7:
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6
Write the fact family for 5, 2, 10:
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