Question

Write a fact family for each set of numbers.

1. 2, 5, 10
2. 5, 8, 40
3. 4, 9, 36
4. 6,9, 54

Answer 1

Answer: in every case, the first two number multiplied equal the third number, I don't quit understand if that's the answer you were looking for,

but that's the first thing that occurred to me