percentagecalculator.co.uk valid
Percentage Calculator
UK-applied percentage calculators for tax, salary, savings, mortgages and more — figures sourced from HMRC, ONS and Land Registry with retrieval dates.
- Authority
- 46 reach 0 · trust 10 · quality 21 · freshness 15
- Tier
- listed
- llms.txt
- https://www.percentagecalculator.co.uk/llms.txt
- Sections
- 2
- Links
- 108
- Size
- 21974 bytes
- Registered
- 2013-10-31
- Country
- United Kingdom Country-code domain
- Country evidence
- No published address evidence collected yet
- For agents
- Documentation: developer or product docs worth reading, nothing to call
- First seen
- 2026-10-27T19:30:17.519Z
- Last checked
- 2026-10-27T19:30:19.151Z
- Badge
Their llms.txt
The beginning of the file, from our validated copy saved 2026-10-27T19:30:17.547Z. Cached copy · Source on percentagecalculator.co.uk
# Percentage Calculator
> UK-applied percentage calculators for tax, salary, savings, mortgages and more — figures sourced from HMRC, ONS and Land Registry with retrieval dates.
## Calculators
- [What is X% of Y?](https://www.percentagecalculator.co.uk/percent-of/x-of-y/) — How to work out percentages: what X% of any number is, with the formula, step-by-step working and worked UK examples (20% of £150 = £30; 5% of £35,000 = £1,750). Free calculator.
- [Add Percentage Calculator](https://www.percentagecalculator.co.uk/percent-of/add-percentage/) — Add (or subtract) a percentage to any number: £80 plus 20% = £96. Formula, step-by-step working and worked UK examples for prices, pay rises, deposits and VAT. Free.
- [X is what percent of Y?](https://www.percentagecalculator.co.uk/percent-of/x-is-what-percent/) — Work out what percentage one number is of another. UK examples, the formula shown, and step-by-step working.
- [Reverse percentage: X is P% of what?](https://www.percentagecalculator.co.uk/percent-of/reverse/) — If £30 is 20%, what's the original? Reverse percentage calculator with worked UK examples including how to deduce a price before VAT.
- [Percentage Increase Calculator](https://www.percentagecalculator.co.uk/percent-change/increase/) — How to calculate percentage increase between two values, with the formula, step-by-step working, and worked UK examples in pounds. Free.
- [Percentage Decrease Calculator](https://www.percentagecalculator.co.uk/percent-change/decrease/) — How to calculate percentage decrease between two values, with the formula, step-by-step working, and worked UK examples in pounds. Free.
- [Percentage Difference Calculator](https://www.percentagecalculator.co.uk/percent-change/difference/) — How to calculate the percentage difference between two numbers — formula, step-by-step working, and worked examples (e.g. 180 vs 65 = 92.4%).
- [Percentage Points Calculator](https://www.percentagecalculator.co.uk/percent-change/points/) — When the Bank of England raises base rate from 5% to 5.25%, that's 0.25 percentage points — but a 5% relative rise. Calculator + UK examples.
- [Percentage of a Percentage](https://www.percentagecalculator.co.uk/percent-change/percent-of-percent/) — Compound percentages: what is 30% of 20%? Useful for nested rates, commission stacks, and the 60% effective tax trap.
- [Average and Weighted Percentage](https://www.percentagecalculator.co.uk/percent-change/average-weighted/) — Calculate UK weighted average %: 50% on a 90-mark exam plus 100% on a 10-mark quiz = 55% weighted, not 75%. Plus portfolio returns.
- [Fraction to Percentage](https://www.percentagecalculator.co.uk/conversions/fraction-to-percent/) — Convert any fraction to a percentage. With worked examples for halves, thirds, quarters, fifths and sixths.
- [Halves converted to percentages](https://www.percentagecalculator.co.uk/conversions/fraction-to-percent/halves/) — 1/2 = 50%, 2/2 = 100%. Worked examples and the formu
…Related sites
Similar publisher descriptions and documentation. Similarity does not imply affiliation or equivalent capabilities.
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|---|---|---|---|---|---|---|---|
| bestpercentagecalculator.net | bestpercentagecalculator.net | documentation Documentation and reference | FR | 48 | ✓ | ✓ | |
| calcmytax.org | CalcMyTax | documentation Finance and payments | — | 51 | ✓ | ||
| calculis.net | Calculis | informational | FR | 55 | ✓ | ||
| calculatequick.com | CalculateQuick | documentation | — | 46 | ✓ | ||
| gimmecalc.com | gimmecalc.com | informational | — | 46 | ✓ | ✓ | |
| la-calculatrice.com | La-Calculatrice.com | documentation Documentation and reference | — | 51 | ✓ | ||
| calculatorsoup.com | CalculatorSoup | documentation | US | 62 | ✓ | ||
| calculator.com | Calculator.com | documentation | — | 55 | ✓ | ✓ |
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