Calculator Pro

Photo your math homework with Calculator Pro & you can get a solution instantly.

Square root button is used to calculate the square root of a number. Enter a number, then click square root button.

% Percent button is used to find the percentage of a number. When you press the % button, on the display and tape the percentage will automatically convert to it's decimal form. i.e. 6% changes to .6. Enter the number you want the percentage of, then click the multiplication function, enter the percentage amount, then click the % button, and then click equals. i.e. 125 x 20% = 25 where 25 is 20% of 125. Note: The percent function will also work if you enter the percentage you want first and then the number i.e. 20% x 125 = 25.