x x\,x is an integer such that 1≤x≤9 1 \leq x \leq 9\,1≤x≤9
Prove that 0.0˙x˙0˙=10x999\displaystyle 0.\dot{0}\dot{x}\dot{0} = \frac{10x}{999}0.0˙x˙0˙=99910x
203 exam-style questions on Eduqas GCSE Maths Recurring Decimals to Fractions. Each one has a worked solution and a mark scheme showing where the marks go.