Work out an estimate for the value of 78.34×6.123.89\displaystyle \frac{78.34 \times 6.12}{3.89}3.8978.34×6.12
Hence, work out an estimate for the value of 783.4×6.123.89\displaystyle \frac{783.4 \times 6.12}{3.89}3.89783.4×6.12
247 exam-style questions on AQA GCSE Maths Estimating. Each one has a worked solution and a mark scheme showing where the marks go.