🧠 Grade 5 Math Quiz · 6. Measurement

Count cubic units Practice Questions

61 Grade 5 questions on Count cubic units. Choose an answer to get instant feedback and a short explanation — the first 10 are free.

A rectangular prism is built with 5 layers. Each layer is 6 cm by 4 cm. How many unit cubes are used?

Explanation: Each layer = 6 × 4 = 24 cubes. 5 layers = 120 cubes. Excellent work!

A rectangular prism has a base layer of 8 cm by 5 cm and is 6 layers high. How many unit cubes?

Explanation: Base layer = 8 × 5 = 40 cubes × 6 layers = 240 cubes. Great thinking!

You build a rectangular prism using 3 layers of 7 cm by 6 cm. How many unit cubes?

Explanation: Each layer = 7 × 6 = 42 cubes × 3 = 126 cubes. Wonderful effort!

A cube made of 1 cm cubes has 6 cm edges. How many cubes are used?

Explanation: 6 × 6 × 6 = 216 cubes. Keep shining!

How many 1 cm cubes fill a rectangular prism with base 10 cm by 8 cm and height 3 cm?

Explanation: Base layer = 80 cubes × 3 layers = 240 cubes. Fantastic!

A rectangular prism has 5 layers. Each layer uses 36 unit cubes. How many cubes total?

Explanation: 36 × 5 = 180 cubes. Super work!

You build a cube with edge 7 cm using 1 cm cubes. How many cubes?

Explanation: 7 × 7 × 7 = 343 cubes. Excellent!

How many 1 cm cubes are needed for a rectangular prism with base 9 cm by 7 cm and 8 layers high?

Explanation: Base layer = 63 cubes × 8 = 504 cubes. Great job!

A cube has edges of 9 cm. How many unit cubes?

Explanation: 9 × 9 × 9 = 729 cubes. Wonderful!

A rectangular prism is built with base 15 cm by 10 cm and 6 layers. How many cubes?

Explanation: Base = 150 cubes × 6 = 900 cubes. You are a clever learner!

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