See how to deal with all types of fractions, convert complicated recurring decimals to simple fractions an how some numbers repeat for infinity! Includes information about Exact Decimals, Recurring and Non-Recurring Decimals.

Number Operations

Learn about various number operations such as Prime Factor Decomposition, Highest Common Factors, Lowest Common Multiples, Approximations and BODMAS/BIDMAS.


Surds are irrational numbers, left in square root form. Read on to find out the uses of surds, and how to manipulate them.

Types of Numbers

Discover how mathematicians categorise and group numbers such as Rational Numbers, Square Numbers, Surds, Natural Numbers, Integers, Irrational Numbers and Real Numbers.