Free Grade 3 Working with Volume of Prisms Worksheets
Free Grade 3 worksheets for Working with Volume of Prisms: 12 real questions with a full answer key and worked solutions. Volume is how much space a 3D shape takes up. For a cuboid, multiply length × width × height. Surface area is the total area of all faces.
Free
Higher
20 min
24
Learning objectives
Every objective is checkable, and each one maps to an activity and an assessment.
- RememberIdentify working with volume of prisms
Identify working with volume of prisms accurately in a familiar context.
Assessed by: Exit ticket of four short items
- UnderstandExplain working with volume of prisms
Explain working with volume of prisms accurately in a familiar context.
Assessed by: Exit ticket of four short items
- ApplyCalculate working with volume of prisms
Calculate working with volume of prisms accurately in a familiar context.
Assessed by: Exit ticket of four short items
- AnalyseCompare working with volume of prisms
Compare working with volume of prisms accurately in a familiar context.
Assessed by: Exit ticket of four short items
Prerequisites
Close these gaps first — each has its own free lesson, worksheet and quiz.
How Working with Volume of Prisms works
Volume is how much space a 3D shape takes up. For a cuboid, multiply length × width × height. Surface area is the total area of all faces.
12 practice questions
Easy to hard, 24 marks in total. Try them first, then open the answers.
- 1.Find the volume of a cuboid 2 cm × 3 cm × 6 cm.[1]
- 2.Find the volume of a cuboid 2 cm × 2 cm × 9 cm.[1]
- 3.Find the volume of a cuboid 2 cm × 2 cm × 4 cm.[1]
- 4.Find the volume of a cuboid 8 cm × 6 cm × 4 cm.[1]
- 5.Find the volume of a cuboid 6 cm × 4 cm × 5 cm.[2]
- 6.Find the volume of a cuboid 7 cm × 8 cm × 6 cm.[2]
- 7.Find the volume of a cuboid 5 cm × 4 cm × 3 cm.[2]
- 8.Find the volume of a cuboid 10 cm × 7 cm × 7 cm.[2]
- 9.Find the surface area of a cuboid 5 cm × 7 cm × 8 cm.[3]
- 10.Find the surface area of a cuboid 8 cm × 8 cm × 3 cm.[3]
- 11.Find the surface area of a cuboid 10 cm × 7 cm × 4 cm.[3]
- 12.Find the surface area of a cuboid 3 cm × 2 cm × 2 cm.[3]
Show answers and working
1. 36 cm³
Volume = length × width × height. 2 × 3 × 6 = 36 cm³.
2. 36 cm³
Volume = length × width × height. 2 × 2 × 9 = 36 cm³.
3. 16 cm³
Volume = length × width × height. 2 × 2 × 4 = 16 cm³.
4. 192 cm³
Volume = length × width × height. 8 × 6 × 4 = 192 cm³.
5. 120 cm³
Volume = length × width × height. 6 × 4 × 5 = 120 cm³.
6. 336 cm³
Volume = length × width × height. 7 × 8 × 6 = 336 cm³.
7. 60 cm³
Volume = length × width × height. 5 × 4 × 3 = 60 cm³.
8. 490 cm³
Volume = length × width × height. 10 × 7 × 7 = 490 cm³.
9. 262 cm²
Three pairs of faces: 35, 56, 40. 2 × (35 + 56 + 40) = 262 cm².
10. 224 cm²
Three pairs of faces: 64, 24, 24. 2 × (64 + 24 + 24) = 224 cm².
11. 276 cm²
Three pairs of faces: 70, 28, 40. 2 × (70 + 28 + 40) = 276 cm².
12. 32 cm²
Three pairs of faces: 6, 4, 6. 2 × (6 + 4 + 6) = 32 cm².
Worked examples
Find the volume of a cuboid 3 cm × 2 cm × 4 cm.
- Volume = length × width × height.
- 3 × 2 × 4 = 24 cm³.
- Answer: 24 cm³
Find the volume of a cuboid 2 cm × 10 cm × 9 cm.
- Volume = length × width × height.
- 2 × 10 × 9 = 180 cm³.
- Answer: 180 cm³
Find the surface area of a cuboid 5 cm × 8 cm × 3 cm.
- Three pairs of faces: 40, 24, 15.
- 2 × (40 + 24 + 15) = 158 cm².
- Answer: 158 cm²
Interactive practice
Free, no account required — answer on screen or print it.
Common mistakes
What learners typically get wrong, and how to fix it.
Adds the dimensions instead of multiplying.
Correction: Volume = l × w × h.
Counts only three faces for surface area.
Correction: A cuboid has six faces — three matching pairs.
Teacher tips
- · Build cuboids from cubes before using the formula.
Parent tips
- · Work out how many sugar cubes fit in a box.
Real-life applications
- · Filling a fish tank, wrapping a present.
Assessment objectives
How mastery is evidenced, and which standards it maps to.
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Frequently asked
- Is this Grade 3 Working with Volume of Prisms worksheet really free?
- Yes. Every worksheets on FreeMathWorksheet is free to use, print and share — no account, no paywall and no watermark.
- What should a learner already know before this?
- Start with Introducing Volume of Prisms, Surface Area. Each one has its own free lesson, worksheet and quiz.
- How is the worksheet sequenced?
- Recognition first, then understanding, application, reasoning and finally mastery — the same ladder used across every free resource on the platform.
- What comes next after Working with Volume of Prisms?
- Move on to Volume of Prisms in Context, Nets, Surface Area, Volume of Cylinders, which build directly on this idea.
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