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Squares and CubesFREEWorksheet Generator(Grades 6-8)

Squares and cubes worksheets with step-by-step answer keys. Generate unlimited unique practice sheets with fresh problems for Grades 6–8.

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Set:
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Set A • 10 Qs
PanMaths.comSquares and Cubes (1 to 20) • Set A (Medium)
Name: __________________________
Date: _____________ Period: ____
Score: _____ / 10
1.4²
=  ______
Workspace:
2.11²
=  ______
Workspace:
3.16²
=  ______
Workspace:
4.7²
=  ______
Workspace:
5.8³
=  ______
Workspace:
6.19²
=  ______
Workspace:
7.6³
=  ______
Workspace:
8.14²
=  ______
Workspace:
9.9³
=  ______
Workspace:
10.9²
=  ______
Workspace:
PanMaths.com • Free Math Worksheet Generator • Set A (Medium)Page 1 of 2
PanMaths.comAnswer Key & Worked Solutions • Set A (Medium)
Answer Key
Total Problems: 10
1.4²
= 16
1. Base & Power: Base is 4, exponent is 2 (Square).
2. Expanded Form: 4² = 4 × 4
3. Multiply: 4 × 4 = 16 ✅
2.11²
= 121
1. Base & Power: Base is 11, exponent is 2 (Square).
2. Expanded Form: 11² = 11 × 11
3. Multiply: 11 × 11 = 121 ✅
3.16²
= 256
1. Base & Power: Base is 16, exponent is 2 (Square).
2. Expanded Form: 16² = 16 × 16
3. Multiply: 16 × 16 = 256 ✅
4.7²
= 49
1. Base & Power: Base is 7, exponent is 2 (Square).
2. Expanded Form: 7² = 7 × 7
3. Multiply: 7 × 7 = 49 ✅
5.8³
= 512
1. Base & Power: Base is 8, exponent is 3 (Cube).
2. Expanded Form: 8³ = 8 × 8 × 8
3. Partial Product: 8² = 64 ➔ 64 × 8 = 512 ✅
6.19²
= 361
1. Base & Power: Base is 19, exponent is 2 (Square).
2. Expanded Form: 19² = 19 × 19
3. Multiply: 19 × 19 = 361 ✅
7.6³
= 216
1. Base & Power: Base is 6, exponent is 3 (Cube).
2. Expanded Form: 6³ = 6 × 6 × 6
3. Partial Product: 6² = 36 ➔ 36 × 6 = 216 ✅
8.14²
= 196
1. Base & Power: Base is 14, exponent is 2 (Square).
2. Expanded Form: 14² = 14 × 14
3. Multiply: 14 × 14 = 196 ✅
9.9³
= 729
1. Base & Power: Base is 9, exponent is 3 (Cube).
2. Expanded Form: 9³ = 9 × 9 × 9
3. Partial Product: 9² = 81 ➔ 81 × 9 = 729 ✅
10.9²
= 81
1. Base & Power: Base is 9, exponent is 2 (Square).
2. Expanded Form: 9² = 9 × 9
3. Multiply: 9 × 9 = 81 ✅
PanMaths.com • Answer Key & Worked SolutionsPage 2 of 2
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Worksheet Info

Categoryarithmetic
Grade LevelGrades 6-8
DifficultyIntermediate (Squares 1² to 20², Cubes 1³ to 10³)
Time15-20 min

Skills Practiced

  • ✓ Evaluating perfect squares 1 to 20 (b² = b × b)
  • ✓ Evaluating perfect cubes 1 to 10 (b³ = b × b × b)
  • ✓ Geometric connections (2D Area vs 3D Spatial Volume)
  • ✓ Foundational radical preparation (inverse square/cube roots)

The Geometric Meaning of Squares and Cubes

Students learn faster when exponents are visualized spatially rather than treated as abstract symbols:

  • Squares (b²): Geometrically represents the number of 1×1 unit squares needed to carpet a square room with side length b. For side 7, Area = 7 × 7 = 49 square units.
  • Cubes (b³): Represents the number of 1×1×1 unit cubes required to build a solid 3D cube of side b. For side 5, Volume = 5 × 5 × 5 = 125 cubic units.

Understanding this spatial dimension explains why square units are written as cm² and volume is measured in cm³.

Landmark Reference Tables for Fast Recall

Committing core powers to memory saves immense calculation time in pre-algebra and geometry:

  • Top Squares: 11² = 121, 12² = 144, 13² = 169, 14² = 196, 15² = 225, 16² = 256, 17² = 289, 18² = 324, 19² = 361, 20² = 400.
  • Top Cubes: 1³ = 1, 2³ = 8, 3³ = 27, 4³ = 64, 5³ = 125, 6³ = 216, 7³ = 343, 8³ = 512, 9³ = 729, 10³ = 1,000.

Classroom-Ready Clean Printables with Anti-Cheat Dual Versions

Every worksheet generated on PanMaths is optimized for standard US Letter and A4 printers. Teachers can choose from 6, 8, 10, 12, or 15 problems per page and switch between Set A and Set B to distribute anti-cheat versions across classroom desks. The included second page features an emerald-highlighted intermediate answer key showing expanded multiplication steps for 60-second grading.