Mr Sykes wants to buy a calculator for every student in year 11. There are 104 students in year 11. Each calculator costs £6.25 Mr Sykes estimates that he will spend £600 on calculators.
Work out the actual amount of money Mr Sykes will spend on calculators.
Is the estimate of £600 an underestimate or an overestimate? Give a reason for your answer.
247 exam-style questions on Eduqas GCSE Maths Estimating. Each one has a worked solution and a mark scheme showing where the marks go.