1
Fact family for {2, 7, 9}: Write all 4 equations =
2
Fact family for {6, 7, 13}: Write all 4 equations =
3
Fact family for {9, 9, 18}: Write all 2 equations =
4
Fact family for {4, 4, 8}: Write all 2 equations =
5
Fact family for {4, 7, 11}: Write all 4 equations =
6
Fact family for {8, 3, 11}: Write all 4 equations =