fact-family/add-sub-within-20-fill-blanks · Sett 89
6 problems
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1
Write the fact family for 17, 1, 18:
=
2
Write the fact family for 5, 7, 12:
=
3
Write the fact family for 13, 5, 18:
=
4
Write the fact family for 18, 2, 20:
=
5
Write the fact family for 8, 6, 14:
=
6
Write the fact family for 14, 3, 17:
=