🧠 Grade 5 Math Quiz · 6. Measurement
Millimetres Practice Questions
61 Grade 5 questions on Millimetres. Choose an answer to get instant feedback and a short explanation — the first 10 are free.
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Practice Questions
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What is the smallest unit we often use on a classroom ruler?
Explanation:
Hello my wonderful student! A millimetre (mm) is a very small unit — there are 10 millimetres in 1 centimetre. You are doing such a great job!
How many millimetres are in 1 centimetre?
Explanation:
Excellent work! 1 cm = 10 mm. Keep shining!
Which object is best measured in millimetres?
Explanation:
My clever student! Very small things like the thickness of a coin or paper are measured in millimetres.
The width of a pencil is usually about:
Explanation:
Great thinking! A pencil is about 7 millimetres wide.
Convert 80 millimetres to centimetres.
Explanation:
Hello dear! Divide by 10: 80 mm ÷ 10 = 8 cm.
How many millimetres are in 3 centimetres?
Explanation:
You're such a smart learner! 3 × 10 = 30 mm.
The thickness of a piece of paper is about:
Explanation:
My wonderful student! Notebook paper is usually around 0.1 mm thick.
The length of a small paperclip is about:
Explanation:
Excellent! A standard paperclip is roughly 10–15 mm long.
Convert 250 millimetres to centimetres.
Explanation:
My smart friend! 250 ÷ 10 = 25 cm.
The diameter of a coin like a dime is best measured in:
Explanation:
Yes! Coins are small — millimetres are perfect.
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