Work out an estimate for the value of 81.2+15.90.42\displaystyle \frac{81.2 + \sqrt{15.9}}{0.42}0.4281.2+15.9
Practise OCR GCSE Maths Estimating with exam-style questions for Foundation and Higher tier. 64 questions, matched to the OCR GCSE Maths (J560) specification and written in the written papers style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.