Practice questions
Challenge questions
Reverse percentage then apply a further change
Word problems
Real-life contexts — read carefully and identify the calculation needed
Reverse method
Identify the multiplier used, then divide by it to reverse the change.
After a \(20\%\) increase, a price is \(£180\). Multiplier was \(1.20\), so original \(=£180\div 1.20=£150\).