Grade 6medium
Square Roots of Perfect Squares Practice
Practice finding square roots of perfect squares. The square root undoes squaring: if 5² = 25, then √25 = 5.
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All 20 Practice Problems
Every question in this set. Solve them on paper, or use the interactive tool above for instant feedback and hints.
- 1.√4 = ?
- 2.√9 = ?
- 3.√16 = ?
- 4.√25 = ?
- 5.√36 = ?
- 6.√49 = ?
- 7.√64 = ?
- 8.√81 = ?
- 9.√100 = ?
- 10.√121 = ?
- 11.√144 = ?
- 12.√169 = ?
- 13.√196 = ?
- 14.√225 = ?
- 15.√1 = ?
- 16.√256 = ?
- 17.√289 = ?
- 18.√324 = ?
- 19.√361 = ?
- 20.√400 = ?
Show answer key
- 1.√4 = ? Answer: 2
- 2.√9 = ? Answer: 3
- 3.√16 = ? Answer: 4
- 4.√25 = ? Answer: 5
- 5.√36 = ? Answer: 6
- 6.√49 = ? Answer: 7
- 7.√64 = ? Answer: 8
- 8.√81 = ? Answer: 9
- 9.√100 = ? Answer: 10
- 10.√121 = ? Answer: 11
- 11.√144 = ? Answer: 12
- 12.√169 = ? Answer: 13
- 13.√196 = ? Answer: 14
- 14.√225 = ? Answer: 15
- 15.√1 = ? Answer: 1
- 16.√256 = ? Answer: 16
- 17.√289 = ? Answer: 17
- 18.√324 = ? Answer: 18
- 19.√361 = ? Answer: 19
- 20.√400 = ? Answer: 20
About This Practice
This practice set includes 20 perfect square root problems from √1 to √400. Memorizing these helps with estimation and quick mental calculations.
Want more practice? See all Grade 6 practice →