4F1: Count up and down in hundredths; recognise that hundredths arise from dividing
an object by a hundred and in dividing tenths by ten.
4F2: Recognise and show, using diagrams, families of common equivalent fractions
4F4: Add and subtract fractions with the same denominator
4F6a: Recognise and write decimal equivalents to 1/4, 1/2 ,3/7
4F6b: Recognise and write decimal equivalents of any number of tenths or hundredths