The method to divide fractions is to keep the first fraction the same, turn the divide sign into a multiply and turn the second fraction upside down. This is known as multiplying by the reciprocal.

Expressions like the following are called polynomials in one variable. 0, -5, 7 etc. are examples of constant polynomials. The constant polynomial 0 is also the zero polynomial. Others like 7x + 9 is ...

Learn how to recognise and interpret algebraic notation with this BBC Bitesize Maths article. For students between the ages of 11 and 14. Functions Learn how to find both the inputs and outputs of ...