Answer: 20, 50, and 30
Step-by-step explanation:
A fact family includes the same set of numbers. For example relating to to this Using Subtraction and addition. When adding or Subtracting you should get the same set of numbers .
= 50 - 20 = 30
50 - 20 = 30 50 - 30 = 20
50 - 20 = 30 50 - 30 = 2020 + 30 = 50
