Blank hundred chart or hundred square

Blank hundred chart or hundred square
Use a blank hundred square to explain decimals to KS2 children, as well as showing the equivalence between fractions, decimals and percentages.

Key stage: Year 3, Year 4, Year 5, Year 6, KS2

Use a blank number square as a maths aid to help your child visualise the concept of decimals. Explain that the number square represents 'one whole' and that the whole is split into 100 equal small squares. 

When children are learning about percentages a hundred number square may be useful to show equivalence between fractions, decimals and percentages.  

  • 0.01 is one hundredth or 1%
  • 0.10 (ten small squares) is one tenth or 10%
  • 0.5 (50 small squares) is one half or 50%
  • 0.75 (75 small squares) is three quarters or 75%