Dividing Fractions Flashcards

GCSE Mathematics (Edexcel) 1MA1

Dividing fractions

To divide fractions, multiply the first fraction by the reciprocal of the second fraction.

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Terms in this set (10)

1

Dividing fractions

To divide fractions, multiply the first fraction by the reciprocal of the second fraction.

2

Reciprocal of a fraction

The reciprocal of a fraction is obtained by swapping its numerator and denominator.

3

Step 1 in dividing fractions

Write the first fraction as it is.

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Step 2 in dividing fractions

Find the reciprocal of the second fraction.

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Step 3 in dividing fractions

Change the division sign to a multiplication sign.

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Step 4 in dividing fractions

Multiply the numerators together and multiply the denominators together.

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Simplifying after dividing fractions

Simplify the resulting fraction if possible by dividing the numerator and denominator by their HCF.

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Dividing a fraction by a whole number

Write the whole number as a fraction (e.g., 3 becomes 3/1) and then follow the steps for dividing fractions.

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Dividing a whole number by a fraction

Write the whole number as a fraction (e.g., 5 becomes 5/1), find the reciprocal of the fraction, and multiply.

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Key tip for dividing fractions

Always check if the fractions can be simplified before or after dividing to make calculations easier.

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