1
Fact family for {7, 1, 8}: Write all 4 equations =
2
Fact family for {10, 9, 19}: Write all 4 equations =
3
Fact family for {10, 2, 12}: Write all 4 equations =
4
Fact family for {5, 7, 12}: Write all 4 equations =
5
Fact family for {10, 9, 19}: Write all 4 equations =
6
Fact family for {9, 6, 15}: Write all 4 equations =