How does the unlimited square roots 1 to 20 worksheet generator work?

Every click of 'Generate New Worksheet' creates a completely fresh set of square roots 1 to 20 problems with unique numbers. No two worksheets are ever the same — perfect for daily practice, homework variety, and preventing student copying. You can also customize the problem count (6, 8, 10, 12, 15, or 20 problems per sheet).

Are these square roots 1 to 20 worksheets free to print with answer keys?

Yes! Every single worksheet on PanMaths is 100% free with no sign-up needed. Each sheet includes a dedicated Answer Key on Page 2 with step-by-step intermediate evaluation lines for 1-minute grading.

🎓 Grades 6-8📄 Free PDF✅ Answer Keys♾️ Unlimited Generator

Square Roots 1 to 20FREEWorksheet Generator(Grades 6-8)

Generate printable square roots 1 to 20 worksheets with step-by-step answer keys. Perfect squares from 1 to 400 aligned to Common Core standard CCSS.8.EE.A.2.

📐Aligned to Common Core State Standards (CCSS)·10-15 min per sheet

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Roots 1–20Core CCSS Roots 1–50 Roots 1–100 Custom Generator

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📄 Sheet #1•10 Problems

PanMaths.comSquare Roots 1 to 20 Worksheet Generator with Answers • Worksheet #1

Name: __________________________

Date: _____________ Period: ____

Score: _____ / 10

16= ______

Workspace:

121= ______

Workspace:

225= ______

Workspace:

81= ______

Workspace:

100= ______

Workspace:

64= ______

Workspace:

256= ______

Workspace:

324= ______

Workspace:

289= ______

Workspace:

10.

49= ______

Workspace:

PanMaths.com • Free Math Worksheet GeneratorPage 1 of 2

PanMaths.comAnswer Key & Worked Solutions • Worksheet #1

Answer Key

Total Problems: 10

16= 4

1. Perfect Square Fact: 4² = 4 × 4 = 16

2. Apply Radical Definition: √16 = √(4²) = 4

3. Value: √16 = 4 ✅

121= 11

1. Perfect Square Fact: 11² = 11 × 11 = 121

2. Apply Radical Definition: √121 = √(11²) = 11

3. Value: √121 = 11 ✅

225= 15

1. Perfect Square Fact: 15² = 15 × 15 = 225

2. Apply Radical Definition: √225 = √(15²) = 15

3. Value: √225 = 15 ✅

81= 9

1. Perfect Square Fact: 9² = 9 × 9 = 81

2. Apply Radical Definition: √81 = √(9²) = 9

3. Value: √81 = 9 ✅

100= 10

1. Perfect Square Fact: 10² = 10 × 10 = 100

2. Apply Radical Definition: √100 = √(10²) = 10

3. Value: √100 = 10 ✅

64= 8

1. Perfect Square Fact: 8² = 8 × 8 = 64

2. Apply Radical Definition: √64 = √(8²) = 8

3. Value: √64 = 8 ✅

256= 16

1. Perfect Square Fact: 16² = 16 × 16 = 256

2. Apply Radical Definition: √256 = √(16²) = 16

3. Value: √256 = 16 ✅

324= 18

1. Perfect Square Fact: 18² = 18 × 18 = 324

2. Apply Radical Definition: √324 = √(18²) = 18

3. Value: √324 = 18 ✅

289= 17

1. Perfect Square Fact: 17² = 17 × 17 = 289

2. Apply Radical Definition: √289 = √(17²) = 17

3. Value: √289 = 17 ✅

10.

49= 7

1. Perfect Square Fact: 7² = 7 × 7 = 49

2. Apply Radical Definition: √49 = √(7²) = 7

3. Value: √49 = 7 ✅

PanMaths.com • Answer Key & Worked SolutionsPage 2 of 2

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Need a Multi-Topic Review Test or Custom Problem Mix?Combine Square Roots 1 to 20 Worksheet Generator with Answers with other math skills into a custom 15-to-25 question test with 1-click dual-set anti-cheat PDFs & answer keys.

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Worksheet Info

Categoryarithmetic

Grade LevelGrades 6-8

DifficultyFoundational (Roots 1 to 20, Radicands 1 to 400)

Time10-15 min

Skills Practiced

✓ Square roots 1 to 20 automaticity
✓ Perfect square recognition (1 to 400)
✓ Inverse operations of squaring
✓ CCSS.8.EE.A.2 core standard

Related Worksheets

📄 Square Roots 1 to 50 Generator with AnswersView →📄 Square Roots 1 to 100 Generator with AnswersView →📄 Square Root (√x)View →📄 Cube Roots 1 to 10 Generator with AnswersView →📄 Cube Root (∛x)View →📄 Cube Roots 1 to 100 Generator with AnswersView →

Why Focus on the 1–20 Range?

Algebra and geometry frequently require students to solve equations like x² = 169 (giving x = 13) or find right-triangle hypotenuses like √(9² + 12²) = √225 = 15. Students who instantly recognize squares up to 400 calculate 3x faster without reaching for a calculator.

Anti-Cheat Sets & Step-by-Step Keys

Every generation randomizes problem order. Use Set A for classroom tests and Set B for alternate seating to stop wandering eyes, complete with full step-by-step answer keys on Page 2 for 30-second grading.