Most online Excel tutorials are obsessed with flashy new functions, complex formulas, or clever hacks that solve simple problems in overly complicated ways. But the real upgrade isn't new or exciting ...

Excel formulas are getting scary good.

Have you ever opened an Excel file and felt a pang of unease? Rows upon rows of data, cryptic formulas sprawled across cells, and a tangle of manual formatting that seems one misstep away from chaos.

Q. I often perform horizontal, vertical, and trend analysis for clients. Each time revised financial statements arrive, I find myself recreating formulas, rechecking ranges, and confirming that ...