Everyday
Tips, grades, fuel and day-to-day math.
Tip Calculator
Calculate the tip and split the bill between any number of people.
Discount Calculator
Find the sale price and how much you save from any percentage discount.
Salary to Hourly Calculator
Convert a wage between hourly, daily, weekly, monthly and yearly.
Final Grade Calculator
Find the score you need on your final exam to hit a target grade.
GPA Calculator
Work out your grade point average from your course grades and credit hours.
Grade Calculator
Combine your assignment scores and their weights into an overall course grade.
Test Score Calculator
Turn the number of correct answers into a percentage score and letter grade.
Letter Grade Calculator
Convert a percentage score into a letter grade and GPA point value.
Aspect Ratio Calculator
Resize width and height while keeping the same aspect ratio.
Unit Price Calculator
Compare two package sizes to see which is the better value per unit.
Sales Commission Calculator
Work out commission earnings from a sale amount and commission rate.
Random Number Generator
Generate one or more random numbers within a range you choose.
Dice Roller
Roll any number of dice with any number of sides and get the total.
Coin Flip
Flip one or many coins and count the heads and tails.
Recipe Scaler
Scale a recipe ingredient up or down for a different number of servings.
Paint Calculator
Estimate how much paint you need to cover the walls of a room.
Tile Calculator
Find how many tiles you need for a floor or wall, including waste.
Mulch & Soil Calculator
Calculate the volume of mulch, soil or compost needed to cover an area.
Concrete Calculator
Work out the concrete volume and number of bags for a slab or footing.