fact-family/add-sub-within-20/easy · Sæt 10

6 problems
1
Fact family for {6, 6, 12}: Write all 2 equations =
2
Fact family for {9, 7, 16}: Write all 4 equations =
3
Fact family for {8, 7, 15}: Write all 4 equations =
4
Fact family for {4, 2, 6}: Write all 4 equations =
5
Fact family for {8, 2, 10}: Write all 4 equations =
6
Fact family for {8, 6, 14}: Write all 4 equations =
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