The average house price in London in 2017 was £486250 The average house price in London in 2018 was £479445
Show that the percentage change in house prices between 2017 and 2018 is -1.4%, correct to 1 decimal place.
222 exam-style questions on OCR GCSE Maths Percentage Change. Each one has a worked solution and a mark scheme showing where the marks go.