AQA · Mathematics · 8300
GCSE Maths: Number: squaring a number
Number · AQA GCSE Maths (8300). Cards are generated from the Corbettmaths textbook exercise and practice questions for Number: squaring a number (Corbettmaths Video 227), and every card links back to the exact page it came from. Practice tests generate fresh variations of these questions, so the numbers change every attempt. Source material © Corbettmaths — used with attribution.
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What does "squaring a number" mean?
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Multiplying a number by itself.
What is 5²?
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25
What is 10²?
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100
A ? is the result of multiplying a whole number by itself
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square number
Is 16 a square number?
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Yes, because 16 = 4².
Is 50 a square number?
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No. There is no whole number that when squared equals 50.
What is the square root of 100?
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10
Is the statement "squaring a number always makes it bigger" true?
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No. Squaring numbers between 0 and 1 makes them smaller (e.g., 0.5² = 0.25).
Is the difference between two consecutive square numbers always odd?
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Yes. The difference between consecutive squares n² and (n+1)² equals 2n+1, which is always odd.
What is 1²?
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1
What two square numbers sum to 100?
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36 and 64 (6² and 8²).
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