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Year 7 Measurement and geometry WA7MMGTH2 4 pages · 34 questions Core
Year 7 Volume of Rectangular Prisms Worksheet
Free Year 7 volume worksheet (WA7MMGTH2): rectangular prisms and cubes, cm³, m³, litres and capacity problems. With marking key.
What's covered
- Calculating volume with V = l × w × h
- Converting between volume and capacity (cm³, mL, L, m³)
- Solving packing and capacity problems
About this worksheet
This free Year 7 volume of rectangular prisms worksheet is written for the Western Australian curriculum and mapped to SCSA content description WA7MMGTH2. It targets one skill so students can practise until it sticks: by the end, students can say “I can find the volume of rectangular prisms, connect volume to capacity, and solve problems with cubic units.”
What’s inside
- Key idea box – a short explanation with worked examples to read before starting.
- A · Fluency (16 questions) – quick practice to build accuracy.
- B · Core (10 questions) – worded problems set in everyday Australian contexts.
- C · Reasoning (4 questions) – explain, justify and spot the error.
- D · Challenge (4 questions) – harder multi-step and problem-solving questions for students ready to stretch.
- Separate marking key – every answer with working, plus mark allocations and marking criteria for reasoning questions.
Skills covered
- Calculating volume with V = l × w × h
- Converting between volume and capacity (cm³, mL, L, m³)
- Solving packing and capacity problems
How to use this worksheet
Start with the Key idea box, then complete Section A without a calculator. Most students should attempt Sections B and C; Section D suits students aiming for the top of the class or preparing for accelerated or extension maths. The worksheet is marked out of 58, and the score box on the last page helps students see which section needs more practice.
Common mistakes to watch for
- Adding the dimensions instead of multiplying
- Using square units for volume
- Mixing cm and m
- Thinking 1 m³ = 100 cm³
Where this fits in the WA Year 7 sequence
Volume of Rectangular Prisms sits in the Three-dimensional space and structures sub-strand of Measurement and geometry. It is one of a set of short, single-skill EduLift worksheets that split each Year 7 content description into sub-skills. Use the previous and next links to work through the sequence in order.
Common errors we see in tutoring
- Adding the dimensions instead of multiplying
- Using square units for volume
- Mixing cm and m
- Thinking 1 m³ = 100 cm³
Answer key (with worked solutions)
The answer key is a separate PDF with every question worked, not just the final answers.
Download the answer key (PDF)Stuck on a section? That's what our Year 7 tutors are for.
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