fact-family/add-sub-within-20/hard · Sett 53
6 problems
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1
Write the fact family for 8, 4, 32:
=
2
Write the fact family for 18, 2, 20:
=
3
Write the fact family for 12, 2, 24:
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4
Write the fact family for 1, 7, 8:
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5
Write the fact family for 19, 1, 20:
=
6
Write the fact family for 1, 3, 4:
=