1
Fact family for {3, 9, 12}: Write all 4 equations =
2
Fact family for {10, 9, 19}: Write all 4 equations =
3
Fact family for {4, 1, 5}: Write all 4 equations =
4
Fact family for {2, 6, 8}: Write all 4 equations =
5
Fact family for {7, 1, 8}: Write all 4 equations =
6
Fact family for {10, 3, 13}: Write all 4 equations =