Calculate percentage increase, discount, tax, and more with our advanced calculator. Perfect for UK VAT, sales, grades, and everyday math.
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Percentage Increase:
((New - Old) ÷ Old) × 100
Discount Calculation:
(Original Price × Discount %) ÷ 100
What Percent Is:
(Part ÷ Whole) × 100
UK Tax Calculation:
(Amount × Tax Rate) ÷ 100
Percentage Increase:
100 to 120 = +20% increase
Discount:
30% off 120 = $36 savings, $84 final
What Percent:
45 of 120 = 37.5%
UK VAT:
20% on £100 = £20 tax, £120 total
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