1
Given: 66 - 36 30 — Write all fact family equations for {36, 30, 66} =
2
Given: 53 - 33 20 — Write all fact family equations for {20, 33, 53} =
3
Given: 60 - 32 28 — Write all fact family equations for {32, 28, 60} =
4
Given: 2 + 3 5 — Write all fact family equations for {2, 3, 5} =
5
Given: 64 - 22 42 — Write all fact family equations for {22, 42, 64} =
6
Given: 21 - 19 2 — Write all fact family equations for {19, 2, 21} =