Percentage & Everyday Calculators

Discounts, tips, taxes and the quick sums you need daily.

16 calculators in this category.

• Commission Calculator — Calculate commission earnings including tiered rates and a base salary.
• Currency Converter — Convert between currencies using a rate you supply, including bank margin and fees.
• Discount Calculator — Find the sale price and money saved from a percentage discount, including stacked offers.
• Fuel Cost Calculator — Estimate the fuel cost of a trip and the cost per mile or kilometre.
• Fuel Efficiency Calculator — Calculate your real-world fuel economy from distance travelled and fuel used.
• Grade Percentage Calculator — Turn marks scored out of a total into a percentage, a letter grade and a pass or fail verdict.
• GST Calculator — Add GST to a net price or work backwards from a GST-inclusive total, at any rate, with the tax shown separately.
• Markup Calculator — Calculate selling price from cost and markup, and see the resulting margin.
• Price Per Unit Calculator — Convert a package price into price per gram, kilogram, litre, ounce or item.
• Sale Price Calculator — Work out the original price from a sale price, or the discount percentage from both.
• Sales Tax Calculator — Add sales tax to a price or extract the tax from a tax-inclusive total.
• Split Bill Calculator — Split a bill evenly or by individual spend, with tip and tax handled fairly.
• Test Score Calculator — Find your score from questions answered correctly, with grading curve options.
• Tip Calculator — Calculate a tip and split the total between any number of people.
• Unit Price Calculator — Compare products by price per unit to find which is genuinely better value.
• VAT Calculator — Add VAT to a net price or strip it back out of a gross price, at any rate, showing the tax amount separately.