1
Fact family for {4, 12, 16}: Write all 4 equations =
2
Fact family for {15, 9, 24}: Write all 4 equations =
3
Fact family for {1, 9, 10}: Write all 4 equations =
4
Fact family for {10, 18, 28}: Write all 4 equations =
5
Fact family for {20, 5, 25}: Write all 4 equations =
6
Fact family for {11, 20, 31}: Write all 4 equations =