AQA · Mathematics · 8300

GCSE Maths: Fractions: multiplication

Number · AQA GCSE Maths (8300). Cards are generated from the Corbettmaths textbook exercise and practice questions for Fractions: multiplication (Corbettmaths Video 142), 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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  1. What is the rule for multiplying two fractions?

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    Multiply the numerators together and multiply the denominators together.

  2. When dividing fractions, multiply by the ? of the divisor.

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    reciprocal

  3. What is the reciprocal of a fraction?

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    The reciprocal of a fraction is obtained by swapping the numerator and denominator (flipping the fraction upside down).

  4. After multiplying or dividing fractions, what should you do to the answer?

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    Simplify the fraction to its simplest form. If the result is an improper fraction, convert it to a mixed number if required.

  5. How do you find the area of a rectangle with fractional side lengths?

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    Multiply the length by the width using the same fraction multiplication rule: multiply numerators together and denominators together.

  6. An improper fraction (also called a ? fraction) has a numerator larger than its denominator.

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    top heavy

  7. When multiplying a whole number by a fraction, how do you rewrite the whole number?

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    Write the whole number as a fraction with denominator 1 (e.g., 18 becomes 18/1).

  8. How do you multiply mixed numbers?

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    Convert each mixed number to an improper fraction first, then multiply the fractions normally.

  9. How do you divide mixed numbers?

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    Convert each mixed number to an improper fraction, then multiply by the reciprocal of the divisor.

  10. If you need to calculate a fraction of a remaining amount after already using some, what operation connects the two fractions?

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    Multiplication. To find a fraction of what remains, multiply the two fractions together.

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