⚡ TL;DR: The Excel formulas that actually matter You do not need to learn hundreds of functions. Master these and you can handle the vast majority of real spreadsheet work: SUM, AVERAGE, COUNT and COUNTA, MIN and MAX, IF, SUMIF and COUNTIF, XLOOKUP (or VLOOKUP on older versions), CONCAT, TRIM, LEN, TODAY, ROUND, and IFERROR. […]
