1
Fact family for {5, 6, 11}: Write all 4 equations =
2
Fact family for {1, 9, 10}: Write all 4 equations =
3
Fact family for {3, 9, 12}: Write all 4 equations =
4
Fact family for {3, 1, 4}: Write all 4 equations =
5
Fact family for {2, 8, 10}: Write all 4 equations =
6
Fact family for {9, 6, 15}: Write all 4 equations =