Some fractions can be made 'simpler'. Simplifying means that the numerator and denominator can be smaller numbers. But the overall value of the fraction is not changed. Complete this interactive ...

Mathematica Scandinavica has been published regularly since 1953. Mathematica Scandinavica is a non-profit company, which is operated by the five mathematical societies in Scandinavia. It is the aim ...

Fractions and percentages are both different ways to represent a whole. Ratios compare two or more sizes or sets and show how they relate to each other. There are ways of converting ratios to ...