Write 0.000 000 607 in standard form.
Write 3.09 × 105 as an ordinary number.
Work out 6.2×104×1.5×1082×10−5\displaystyle \frac{6.2 \times 10^4 \times 1.5 \times 10^8}{2 \times 10^{-5}}2×10−56.2×104×1.5×108
Practise AQA GCSE Maths Standard Form with exam-style questions for Foundation and Higher tier. 93 questions, matched to the AQA GCSE Maths (8300) specification and written in Paper 1, Paper 2 and Paper 3 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.