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Grade 4 Missing numbers — Stretch your thinking

Missing-number equations show the relationship between operations. Try the more demanding numbers. Estimate first, then explain your method and verify.

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Grade 4 Missing numbers — Stretch your thinking

Name: ________________________   Date: ______________

20 questions

Directions: Name the unknown quantity and read both sides of the equation. Write your answer for each problem.

  1. 20,251 - ______ = 12,548
  2. ______ + 1,584 = 5,717
  3. 10,885 - ______ = 8,575
  4. 13,057 - ______ = 12,931
  5. ______ + 11,966 = 20,632
  6. ______ + 11,570 = 15,364
  7. ______ + 938 = 4,558
  8. ______ + 2,266 = 10,446
  9. 15,212 - ______ = 9,382
  10. ______ + 7,223 = 14,223
  11. 12,815 - ______ = 11,667
  12. 16,341 - ______ = 11,803
  13. ______ + 7,040 = 13,030
  14. ______ + 3,855 = 4,733
  15. ______ + 8,457 = 9,110
  16. ______ + 10,031 = 16,910
  17. ______ + 13,550 = 17,752
  18. ______ + 78 = 1,837
  19. 5,459 - ______ = 2,386
  20. 14,945 - ______ = 7,296

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Show answer key (for parents and teachers)
  1. 1. 7,703
  2. 2. 4,133
  3. 3. 2,310
  4. 4. 126
  5. 5. 8,666
  6. 6. 3,794
  7. 7. 3,620
  8. 8. 8,180
  9. 9. 5,830
  10. 10. 7,000
  11. 11. 1,148
  12. 12. 4,538
  13. 13. 5,990
  14. 14. 878
  15. 15. 653
  16. 16. 6,879
  17. 17. 4,202
  18. 18. 1,759
  19. 19. 3,073
  20. 20. 7,649

How to help with this skill

Fourth graders practice larger numbers, fractions, decimals and multi-step reasoning. Encourage estimation as a way to check answers.

  • Name the unknown quantity and read both sides of the equation.
  • Use the inverse operation to find it.
  • Substitute your result back into the original equation.

Try this: Try a balance-scale drawing to make the equality visible.

Choose a different level

More Grade 4 practice

Supplementary math practice, not a full curriculum. Review answers with your learner.