Write these numbers in order of size. Start with the smallest number.
6.8×101 6.8 \times 10^1 6.8×101 0.068×102 0.068 \times 10^2 0.068×102 680×10−3 680 \times 10^{-3} 680×10−3 0.68×10−1 0.68 \times 10^{-1} 0.68×10−192 exam-style questions on Edexcel GCSE Maths Standard Form. Each one has a worked solution and a mark scheme showing where the marks go.