A tank contains 150 litres of water. Three buckets of water are removed from the tank. The volumes of water removed are 18.5 litres, 12.35 litres, and 6.48 litres.
Work out how much water is left in the tank.
236 exam-style questions on OCR GCSE Maths Addition and Subtraction. Each one has a worked solution and a mark scheme showing where the marks go.