There are 1500 trees in a forest.
600 of the trees are oak trees, the rest are pine trees.
112\displaystyle \frac{1}{12}121 of the oak trees have bird nests.
115\displaystyle \frac{1}{15}151 of the pine trees have bird nests.
Work out the total number of trees that have bird nests.
228 exam-style questions on CCEA GCSE Maths Fractions of an Amount. Each one has a worked solution and a mark scheme showing where the marks go.