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Factor out a common factor from a sum with a letter

Year 6 maths · Fieldbook Learning

Name ______________________ Date __________

Find the biggest number that divides every term. Write it outside the brackets, then divide each term by it.

  1. Factor out the greatest common factor: 12b + 16y
  2. Factor out the greatest common factor: 9y + 6p
  3. Factor out the greatest common factor: 15 + 10b
  4. Factor out the greatest common factor: 25a + 20w
  5. Factor out the greatest common factor: 36 + 45w
  6. Factor out the greatest common factor: 12 + 3n
  7. Factor out the greatest common factor: 36 + 45n
  8. Factor out the greatest common factor: 16x + 12b
  9. Factor out the greatest common factor: 72a + 56
  10. Factor out the greatest common factor: 4p + 8
  11. Factor out the greatest common factor: 54 + 30p
  12. Factor out the greatest common factor: 20 + 25a
  13. Factor out the greatest common factor: 6 + 2n + 14b
  14. Factor out the greatest common factor: 45a + 30t + 10
  15. Factor out the greatest common factor: 40b + 24 + 32a
  16. Factor out the greatest common factor: 21 + 14n + 35t
  17. Factor out the greatest common factor: 81p + 72 + 99w
  18. Factor out the greatest common factor: 14 + 42n + 77p
  19. Factor out the greatest common factor: 100p + 10 + 110y
  20. Factor out the greatest common factor: 44 + 33p + 55a
More free practice: fieldbooklearning.com/au/practice/year-6/factor-out-a-common-factor-from-a-sum-with-a-letter/

Answer key: Factor out a common factor from a sum with a letter

  1. 4(3b + 4y)
  2. 3(3y + 2p)
  3. 5(3 + 2b)
  4. 5(5a + 4w)
  5. 9(4 + 5w)
  6. 3(4 + n)
  7. 9(4 + 5n)
  8. 4(4x + 3b)
  9. 8(9a + 7)
  10. 4(p + 2)
  11. 6(9 + 5p)
  12. 5(4 + 5a)
  13. 2(3 + n + 7b)
  14. 5(9a + 6t + 2)
  15. 8(5b + 3 + 4a)
  16. 7(3 + 2n + 5t)
  17. 9(9p + 8 + 11w)
  18. 7(2 + 6n + 11p)
  19. 10(10p + 1 + 11y)
  20. 11(4 + 3p + 5a)