It’s Your Turn!
What is the missing addend?
Goal:
Goal:
Practice!
Goal: Find the missing number using fact families.
What is the missing number in these fact families?
___ + 54 = 69
54 + 15 = 69
- 33
- 15
- 20
Sorry, that’s not the correct missing number.
Great job! That is the missing number!
Sorry, that’s not the correct missing number.
11 + 17 = 28
17 + 11 = ___
- 28
- 30
- 60
Perfect! That is the missing number!
Sorry, that’s not the correct missing number.
Sorry, that’s not the correct missing number.
20 + ___ = 41
21 + 20 = 41
- 33
- 10
- 21
Sorry, that’s not the correct missing number.
Sorry, that’s not the correct missing number.
You’re right! That is the missing number!
37 + 41 = 78
___ + 37 = 78
- 41
- 50
- 61
You got it! That is the missing number!
Sorry, that’s not the correct missing number.
Sorry, that’s not the correct missing number.
15 + ___ = 97
82 + 15 = 97
- 75
- 42
- 82
Sorry, that’s not the correct missing number.
Sorry, that’s not the correct missing number.
Nice work! That is the missing number!
Summary
Questions answered correctly:
Questions answered incorrectly: