1
Fact family for {13, 5, 18}: Write all 4 equations =
2
Fact family for {11, 12, 23}: Write all 4 equations =
3
Fact family for {1, 19, 20}: Write all 4 equations =
4
Fact family for {2, 14, 16}: Write all 4 equations =
5
Fact family for {5, 2, 7}: Write all 4 equations =
6
Fact family for {16, 20, 36}: Write all 4 equations =