Learn how to create formulas and use built-in functions to perform calculations and solve problems in Excel. Find out how to use constants, references, operators, and different types of references in formulas. Learn and practice dozens of Excel functions and tools online for free - from beginners to pro level, without the need to download any files. Learn how to use formulas to do mathematical calculations in Excel, such as addition, subtraction, multiplication and division. Also, learn how to use the fill function, the SUM function and the absolute and relative references. Learn how to use 10 essential Excel functions to calculate numbers, averages, sums, maxes, mins, and more. See examples, tips, and links to in-depth tutorials for each function.
