Use your calculator to work out 12.25−4.962.972\displaystyle \frac{\sqrt{12.25 - 4.96}}{2.97^2}2.97212.25−4.96
Write down all the figures on your calculator display.
Hence, write down the value of 12.25−4.965.942\displaystyle \frac{\sqrt{12.25 - 4.96}}{5.94^2}5.94212.25−4.96 correct to 2 decimal places.
192 exam-style questions on OCR GCSE Maths Using a Calculator. Each one has a worked solution and a mark scheme showing where the marks go.