Learn how Excel functions can act as data using LAMBDA, LET, and BYROW, so you reuse logic and cut formula edits.

If you're tired of repeated calculations, hard-to-read formulas, and sluggish Excel worksheets, the LET function is your solution. It assigns simple names to complex calculations, making formulas ...

It's marginally more efficient: While the difference is negligible, the double-unary operator can be more efficient in ...

We show you how to create a budget or personal finance dashboard in Excel to keep your expenses in sync with reality. Useful ...

Discover the essentials of XIRR, a powerful tool for accurately measuring investment returns adjusted for time value.

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