Math Calculators

Calculate a Running Sum makes it easy to take a list of numbers and turn it into a line-by-line cumulative total. As you enter values, the tool adds them up…

Calculate Digit Sum takes each line you enter and adds up the digits it finds. It updates live as you type and lets you clean out anything that’s not a…

Calculate Lucas Numbers gives you fast access to one of the lesser-known but mathematically fascinating sequences. Starting with 2 and 1, the Lucas sequence builds each new number by adding…

If you’ve got a matrix and you want to know its determinant fast, this tool makes it painless. Just type or paste your square matrix into the input, hit calculate,…

Need to quickly total a bunch of numbers? The Sum Calculator Tool takes any list whether comma-separated, line-by-line, or messy and gives you a clean, accurate sum in real time.…