Creating Equations - Answer Key - Use + or-to make each equation correct

Sep 30, 2026

Answer key for the worksheet “Creating Equations,” focused on correcting number equations using either addition or subtraction signs. Problems 1 through 20 are presented in an incomplete format and the key supplies the corrected statements, showing the proper placement of “+” and “-” to make each equation true. The material is designed for practice and verification of elementary arithmetic equation writing and balancing.

LanguageEnglish

CategoryExam

FormatPDF

Pages3

Reading Time8 min

AccessFree to download

Creating Equations

Answer Key (1-20)

Math scoring section

Creating Equations Name: | Use + or-to make each equation correct. | | | | | | | | Answers | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 1) | 17 = 2 15 2) 12 = 17 5 | | | | | | | | | | | | | | | 3) | 12 = 2 10 4) 16 = 4 12 | | | | | | | 1.
2. | | | | | | | | 5) | 7 2 = 9 6) 18 1 = 19 | | | | | | | 3.
4. | | | | | | | | 7) | 14 5 = 9 8) 4 = 9 5 | | | | | | | 5.
6. | | | | | | | | 9) | 6 = 10 4 10) 6 12 = 18 | | | | | | | 7.
8. | | | | | | | | 11) | 11 2 = 13 12) 16 = 1 15 | | | | | | | 9.
10. | | | | | | | | 13) | 5 = 19 14 14) 19 = 20 1 | | | | | | | 11.
12. | | | | | | | | 15) | 18 7 = 11 16) 17 = 15 2 | | | | | | | 13.
14. | | | | | | | | 17) | 18 = 20 2 18) 10 2 = 8 | | | | | | | 15.
16. | | | | | | | | | | | | | | | | | | | | | | | | 19) | 8 1 = 9 20) 7 7 = 14 | | | | | | | 17.
18. | | | | | | | | | | | | | | | | 19.
20. | | | | | | | | | Math
[www.CommonCoreSheets.com](www.CommonCoreSheets.com) | 3 | 1-10
11-20 | 95 | 90 | 85 | 80 | | 75 | 70 | 65 | 60 | 55 | 50 | | | | | | 45 | 40 | 35 | 30 | | 25 | 20 | 15 | 10 | 5 | 0 | Creating Equations Name: Answer Key Use + or-to make each equation correct. 1) 17 = 2 + 15 3) 12 = 2 + 10 5) 7 + 2 = 9 7) 14 - 5 = 9 9) 6 = 10 - 4 11) 11 + 2 = 13 13) 5 = 19 - 14 15) 18 - 7 = 11 17) 18 = 20 - 2 19) 8 + 1 = 9 2) 12 = 17 - 5 4) 16 = 4 + 12 6) 18 + 1 = 19 8) 4 = 9 - 5 10) 6 + 12 = 18 12) 16 = 1 + 15 14) 19 = 20 - 1 16) 17 = 15 + 2 18) 10 - 2 = 8 20) 7 + 7 = 14 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. Answers + - + + + + - - - + + + - - - + - - + + Math [www.CommonCoreSheets.com](www.CommonCoreSheets.com) 3 1-10 11-20 95 45 90 40 85 35 80 30 75 25 70 20 65 15 60 10 55 5 50 0 Creating Equations Name: Use + or-to make each equation correct. + + - - + - + + + + - + 1) 17 = 2 15 2) 12 = 17 5 3) 12 = 2 10 4) 16 = 4 12 5) 7 2 = 9 6) 18 1 = 19 7) 14 5 = 9 8) 4 = 9 5 Answers 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 9) 6 = 10 4 10) 6 12 = 18 11) 11 2 = 13 12) 16 = 1 15 Math Modified [www.CommonCoreSheets.com](www.CommonCoreSheets.com) 3 1-10 92 11-12 8 83 0 75 67 58 50 42 33 25 17

FAQs

What does the worksheet require you to do for each equation?

Use “+” or “-” to make each equation correct. The answer key shows the correct completed equations for problems 1 through 20.

How many equations are included in the answer key?

The answer key provides solutions for 20 equations, labeled 1) through 20).

Are the equations based on addition, subtraction, or both?

Both. The key demonstrates using addition and subtraction to satisfy the equality in each equation.

Sep 30, 2026

Uploaded by Emma Wilson