Revise the methods of converting numbers to recurring decimals and, recurring decimals to fractions, and using dot notation in this maths guide.

Converting between fractions, decimals and percentages is a useful problem-solving skill. The data can be more easily ordered by size when written in the same format.

Q. Thanks for your advice in the September 2001 issue on converting fractions in Excel into decimal values. But how about those of us who need to do the reverse—that is, convert decimal values into ...

The results showed that the idea of discreteness (i.e., that fractions and decimals had "successors" like natural numbers) was robust in all age groups; that students tended to believe that the ...