Math Calculators
Everyday math calculators for percentages, ratios, discounts, and averages.
Discount Calculator
Find the sale price of an item after a percentage discount.
Calculate →Percentage Calculator
Calculate what a given percentage of a number is — fast and accurate.
Calculate →Tip Calculator
Calculate the tip amount per person from a bill total, tip percentage, and group size.
Calculate →Average Calculator
Calculate the average (mean) of up to four numbers.
Calculate →Percentage Difference Calculator
Calculate the percentage difference between two values, regardless of order.
Calculate →Percentage Increase Calculator
Calculate the percentage increase (or decrease) between an original and a new value.
Calculate →Ratio Calculator
Simplify a ratio between two numbers down to its decimal equivalent.
Calculate →