CAIE IGCSE Mathematics Extended E1.6 The Four Operations Questions

Practise combining addition, multiplication and fraction operations in exact calculations and practical mass or money contexts without a calculator.

Exam points

add fractions using a common denominator and convert an improper result to a simplest mixed number
reverse a stated fractional part by dividing by the fraction or multiplying by its reciprocal
combine multiplication and addition in the correct order to calculate a practical total

Covered syllabus points

E1.6.1 Use the four operations for calculations with integers, fractions and

[Maximum number: 2]

Lucy spends $\frac{3}{8}$ of the money she has saved this month on a book that costs $\$ 5.25$ .

Calculate how much money Lucy has saved this month.
$

14

2

M1 for $5.25 \times \frac{8}{3}$ oe

[Maximum number: 3]

Without using a calculator, work out $\frac{11}{12}+\frac{3}{4}$ .
You must show all your working and give your answer as a mixed number in its simplest form.

$\frac{11}{12}+\frac{9}{12}$ oe
Allow any correct common denominator 12k $1\frac{2}{3}$
cao
A1 for $\frac{20}{12}$ or equivalent improper fraction or mixed number

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Covered syllabus points

Question 1

Question 2