GCSE Maths (Edexcel)
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Number
Structure and Calculation
Dividing Fractions
5:16
Fraction Calculations
Spec
N2
N8
- Dividing by a fraction is the same as multiplying by the reciprocal of the fraction
- The reciprocal of a number is itself divided into one
- Taking the reciprocal of a whole number gives one over that number
- Taking the reciprocal of a fraction involves swapping the numerator and denominator
- To divide mixed numbers, convert them to improper fractions first
- Cross cancel common factors before multiplying the numerators and denominators
- Convert the final answer to a mixed number if necessary
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