1
Fact family for {3, 2, 5}: Write all 4 equations =
2
Fact family for {17, 14, 31}: Write all 4 equations =
3
Fact family for {1, 20, 21}: Write all 4 equations =
4
Fact family for {5, 7, 12}: Write all 4 equations =
5
Fact family for {1, 20, 21}: Write all 4 equations =
6
Fact family for {16, 5, 21}: Write all 4 equations =