Stan has an income of £1800 a month.
He spends 512\displaystyle \frac{5}{12}125 of his income on rent.
He spends 19\displaystyle \frac{1}{9}91 of his income on bills.
He spends 16\displaystyle \frac{1}{6}61 of his income on food.
Stan saves the rest of his income.
Work out the exact amount Stan saves each month.
228 exam-style questions on OCR GCSE Maths Fractions of an Amount. Each one has a worked solution and a mark scheme showing where the marks go.