there is (flawed) logic in this pupil’s answer. The fractions havedifferent denominators.i) The pupil has the misconceptionthat the larger the denominator thesmaller the fraction . There is noacknowledgment of the role of thenumerator.ii) The pupil groups themaccording to denominator then
orders
them in these 4 sets: notethat 3/8 and 5/8 are correctly placed relative to each other.
Source: DfES