Creating Equivalent Number Sentences
Instructions: Write different number sentences that equal the same total. Use addition, subtraction, or both!
Part A: Find Different Ways to Make the Total
1. Make 10
5 + 5 = 10
_______ + _______ = 10
_______ + _______ = 10
_______ - _______ = 10
2. Make 15
10 + 5 = 15
_______ + _______ = 15
_______ + _______ = 15
_______ - _______ = 15
3. Make 20
_______ + _______ = 20
_______ + _______ = 20
_______ + _______ = 20
_______ - _______ = 20
Part B: Complete the Equivalent Number Sentences
4. If 8 + 7 = 15, then 7 + 8 = _______
5. If 12 + 3 = 15, then 15 - 3 = _______
6. If 6 + 9 = 15, then 9 + _______ = 15
7. If 20 - 5 = 15, then 20 - _______ = 15
Part C: True or False?
8. 5 + 6 = 6 + 5
_______
9. 10 + 8 = 8 + 9
_______
10. 7 + 8 = 15 and 9 + 6 = 15
_______
🌟 Challenge:
Write four different number sentences that all equal 12:
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