4 free tools
Math & Percentages
Quick calculators for everyday math: percentages and percentage change, discounts and sale prices, tips and bill splitting, and semester and cumulative GPA.
Percentage CalculatorThree percentage calculators in one: percent of, what percent, and percent change.Open tool →GPA CalculatorWork out your semester GPA from letter grades and credits, and your new cumulative GPA.Open tool →Tip CalculatorCalculate the tip, the total and each person's share in seconds.Open tool →Discount CalculatorFind the final sale price and your savings, including extra discounts and tax.Open tool →