SQUARE NUMBERS · MEDIUM

Square numbers worksheet: medium

Squares and square roots from 11 to 25, such as 17² and √400.

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20 questions on the first page, the answer key on the second. Fits A4 and US Letter.

Square numbers worksheet

Medium · 20 questions

NameDateScore/ 20

  1. √144 =
  2. 17² =
  3. 24² =
  4. 12² =
  5. 11² =
  6. √196 =
  7. √121 =
  8. √256 =
  9. √225 =
  10. √484 =
  11. √400 =
  12. 25² =
  13. 19² =
  14. 16² =
  15. 20² =
  16. √169 =
  17. √361 =
  18. 14² =
  19. √625 =
  20. 18² =

iwanttobegoodatmath.com/worksheets/ · Square numbers, medium, 20 questions, sheet code print1

Answer key

Square numbers worksheet

  1. √144 = 12
  2. 17² = 289
  3. 24² = 576
  4. 12² = 144
  5. 11² = 121
  6. √196 = 14
  7. √121 = 11
  8. √256 = 16
  9. √225 = 15
  10. √484 = 22
  11. √400 = 20
  12. 25² = 625
  13. 19² = 361
  14. 16² = 256
  15. 20² = 400
  16. √169 = 13
  17. √361 = 19
  18. 14² = 196
  19. √625 = 25
  20. 18² = 324

iwanttobegoodatmath.com/worksheets/ · Square numbers, medium, 20 questions, sheet code print1

About this worksheet

Squares and square roots from 11 to 25, such as 17² and √400. All answers are whole numbers, and no question appears twice. This page always shows the same sample sheet; the worksheet generator makes a new one each time, with 10, 20 or 30 questions.

Too much of a jump? Go back to the easy square numbers worksheet. Ready for more? Try the hard one. To practise on screen with an explanation after each answer, use the square numbers practice set.