fact-family/add-sub-within-20/medium · Sæt 48
6 problems
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1
Write the fact family for 10, 12, 120:
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2
Write the fact family for 19, 1, 20:
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3
Write the fact family for 15, 2, 17:
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4
Write the fact family for 12, 2, 14:
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5
Write the fact family for 10, 10, 100:
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6
Write the fact family for 3, 2, 6:
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