Edexcel IGCSE Math A 1.6.D percentages as multiplicative operators

Practise percentage-operator questions by using decimal multipliers such as 0.65, 1.22 or 0.45 in calculations and equations.

Exam points

Calculate a percentage of a quantity using a decimal or fraction multiplier.
Set up equations where shares are written as 0.65C, 1.22C or similar terms.
Use a percentage amount to recover the original quantity when only the change is given.

[Maximum number: 2]

Work out 45% of 800

$0.45\times800=360$

Equivalent methods include:
$\frac{45}{100}\times800 \quad\text{or}\quad \frac{800}{100}\times45$

Final answer:
360

A1.

All question bank results loaded