Maths calculators
Percentages, ratios, averages, standard deviation, geometry and fractions.
Everyday maths comes up everywhere, from splitting a bill to checking a discount or helping with homework. A clear method makes it quick and reliable.
Calculators
Guides
- How to Calculate Percentages in the UK: Step-by-Step Guide
- Percentages: Common Mistakes, Tips and FAQs
- How to Calculate Percentage Change in the UK: Step-by-Step Guide
- Percentage Change: Common Mistakes, Tips and FAQs
- How to Calculate Reverse Percentages in the UK: Step-by-Step Guide
- Reverse Percentages: Common Mistakes, Tips and FAQs
- How to Calculate Ratios in the UK: Step-by-Step Guide
- Ratios: Common Mistakes, Tips and FAQs
- How to Calculate the Mean, Median and Mode in the UK: Step-by-Step Guide
- The Mean, Median and Mode: Common Mistakes, Tips and FAQs
- How to Calculate Standard Deviation in the UK: Step-by-Step Guide
- Standard Deviation: Common Mistakes, Tips and FAQs
- How to Calculate the Area and Circumference of a Circle in the UK: Step-by-Step Guide
- The Area and Circumference of a Circle: Common Mistakes, Tips and FAQs
- How to Calculate Pythagoras' Theorem in the UK: Step-by-Step Guide
- Pythagoras' Theorem: Common Mistakes, Tips and FAQs
- How to Calculate Area in the UK: Step-by-Step Guide
- Area: Common Mistakes, Tips and FAQs
- How to Calculate Fractions to Decimals in the UK: Step-by-Step Guide
- Fractions to Decimals: Common Mistakes, Tips and FAQs