RocketDigitsStart free

All skills › Year 9 › Difference of two squares and perfect squares › Worksheet

20 questions and an answer page, sized for A4.

Difference of two squares and perfect squares

Year 9 · Patterns & Algebra · 20 questions

Name
Date
  1. 1.
    Factorise: x² − 36
  2. 2.
    Factorise: x² − 10x + 25
    a)(x − 5)²b)(x + 5)(x − 5)c)(x + 5)²d)(x + 25)(x + 1)
  3. 3.
    Factorise: x² − 49
  4. 4.
    Factorise: x² − 4
  5. 5.
    Factorise: x² − 18x + 81
    a)(x + 81)(x + 1)b)(x − 9)²c)(x + 9)(x − 9)d)(x + 9)²
  6. 6.
    Factorise: x² + 4x + 4
    a)(x − 2)²b)(x + 2)²c)(x + 2)(x − 2)d)(x + 4)(x + 1)
  7. 7.
    Factorise: x² − 12x + 36
    a)(x + 36)(x + 1)b)(x − 6)²c)(x + 6)(x − 6)d)(x + 6)²
  8. 8.
    Factorise: x² − 4x + 4
    a)(x + 2)²b)(x + 2)(x − 2)c)(x − 2)²d)(x + 4)(x + 1)
  9. 9.
    Factorise: x² − 64
  10. 10.
    Factorise: x² − 16
  11. 11.
    Factorise: x² − 2x + 1
    a)(x − 1)²b)(x + 1)²c)(x + 1)(x + 1)d)(x + 1)(x − 1)
  12. 12.
    Factorise: x² + 2x + 1
    a)(x + 1)²b)(x + 1)(x + 1)c)(x + 1)(x − 1)d)(x − 1)²
  13. 13.
    Factorise: x² − 16x + 64
    a)(x + 8)²b)(x − 8)²c)(x + 8)(x − 8)d)(x + 64)(x + 1)
  14. 14.
    Factorise: x² + 14x + 49
    a)(x + 49)(x + 1)b)(x + 7)²c)(x + 7)(x − 7)d)(x − 7)²
  15. 15.
    Factorise: x² − 9
  16. 16.
    Factorise: x² − 81
  17. 17.
    Factorise: x² + 16x + 64
    a)(x + 8)(x − 8)b)(x + 8)²c)(x + 64)(x + 1)d)(x − 8)²
  18. 18.
    Factorise: x² − 1
  19. 19.
    Factorise: x² − 25
  20. 20.
    Factorise: x² + 12x + 36
    a)(x + 6)²b)(x − 6)²c)(x + 36)(x + 1)d)(x + 6)(x − 6)

Free maths worksheets and practice: rocketdigits.com/learn/difference-of-two-squares-and-perfect-squares

Answers: Difference of two squares and perfect squares

  1. (x+6)(x-6)
  2. a) (x − 5)²
  3. (x+7)(x-7)
  4. (x+2)(x-2)
  5. b) (x − 9)²
  6. b) (x + 2)²
  7. b) (x − 6)²
  8. c) (x − 2)²
  9. (x+8)(x-8)
  10. (x+4)(x-4)
  11. a) (x − 1)²
  12. a) (x + 1)²
  13. b) (x − 8)²
  14. b) (x + 7)²
  15. (x+3)(x-3)
  16. (x+9)(x-9)
  17. b) (x + 8)²
  18. (x+1)(x-1)
  19. (x+5)(x-5)
  20. a) (x + 6)²

Free maths worksheets and practice: rocketdigits.com/learn/difference-of-two-squares-and-perfect-squares

Practise Difference of two squares and perfect squares online

Ten-question rounds with instant marking, a lesson under every question, stars and badges. Free to start, with Premium free for your first week.

Create a free account