solve problems which require knowing percentage and decimal equivalents of 1/2, 1/4, 1/5, 2/5, 4/5 and those fractions with a denominator of a multiple of 10 or 25

Statutory requirement

Pupils should be taught to solve problems which require knowing percentage and decimal equivalents of 1/2, 1/4, 1/5, 2/5, 4/5 and those fractions with a denominator of a multiple of 10 or 25

Source: Department for Education, National curriculum in England: mathematics programmes of study. Crown copyright information reproduced under the Open Government Licence v3.0.