Write 3.08 × 10-5 as an ordinary number.
Write 5 million in standard form.
Calculate (6.3×105)×(2.5×10−2)(6.3 \times 10^5) \times (2.5 \times 10^{-2})(6.3×105)×(2.5×10−2) Give your answer in standard form.
You may use 6.3×2.5=15.756.3 \times 2.5 = 15.756.3×2.5=15.75.
261 exam-style questions on Eduqas GCSE Maths Standard Form. Each one has a worked solution and a mark scheme showing where the marks go.