There are 1872 students at a school.
936 students are girls, the rest are boys.
512\displaystyle \frac{5}{12}125 of the girls are left handed.
713\displaystyle \frac{7}{13}137 of the boys are left handed.
Work out the number of left handed students in the school.
228 exam-style questions on AQA GCSE Maths Fractions of an Amount. Each one has a worked solution and a mark scheme showing where the marks go.