1
Fact family for {9, 3, 12}: Write all 4 equations =
2
Fact family for {1, 3, 4}: Write all 4 equations =
3
Fact family for {8, 5, 13}: Write all 4 equations =
4
Fact family for {7, 8, 15}: Write all 4 equations =
5
Fact family for {8, 10, 18}: Write all 4 equations =
6
Fact family for {3, 6, 9}: Write all 4 equations =