More Number Work


standard form is used to express large and small numbers in a more compact form.

fractions are not used nowadays as much as they were, but there is still a need to understand the basic operations involving them. this topic covers the four basic operations of addition, subtraction, multiplication and division of fractions.

percentages are often used in calculations in all walks of life. increasing and decreasing amounts by a percentage is a frequently used percentage calculation.

Key Skills

simplify fractions to their lowest terms e.g. cancelling. convert mixed numbers to improper fractions and vice versa.

how to:

  • add fractions.
  • subtract fractions.
  • multiply fractions.
  • divide fractions.

how to increase and decrease by a percentage


numeratordenominator, improper fractionmixed number, equivalent fractionspercentagestandard form.