Write 9.1 × 10-6 as an ordinary number.
Write 15 million in standard form.
Calculate (4.5×10−4)×(6×109)(4.5 \times 10^{-4}) \times (6 \times 10^9)(4.5×10−4)×(6×109)
Give your answer in standard form.
Practise OCR GCSE Maths Standard Form with exam-style questions for Foundation and Higher tier. 93 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.