1
Write the fact family for 80, 10, 90: =
2
Write the fact family for 49, 2, 51: =
3
Write the fact family for 35, 63, 98: =
4
Write the fact family for 11, 28, 39: =
5
Write the fact family for 25, 49, 74: =
6
Write the fact family for 32, 31, 63: =