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