This one-of-a-kind reference delivers all the tips and techniques you need to maximize one of the most powerful spreadsheet tools: formulas. With clear explanations of operators, nesting, and functions plus hundreds of practical, real-world examples, spreadsheet expert John Walkenbach shares proven solutions for typical (and not-to-typical) Excel challenges. From working with dates to performing table lookups to creating array formulas, this in-depth guide will help you supercharge your spreadsheets -- and make the most of Excel.