1
Fact family for {1, 12, 13}: Write all 4 equations =
2
Fact family for {15, 7, 22}: Write all 4 equations =
3
Fact family for {3, 19, 22}: Write all 4 equations =
4
Fact family for {17, 16, 33}: Write all 4 equations =
5
Fact family for {3, 1, 4}: Write all 4 equations =
6
Fact family for {18, 18, 36}: Write all 2 equations =