Use these formulas with caution.

The AGGREGATE function in Excel is a versatile feature designed to perform calculations like sums, averages and counts while selectively ignoring elements such as hidden rows, errors, or filtered-out ...

Excel’s BYCOL() and BYROW() functions evaluate data across columns and rows, returning an array result set allowing you to bypass a lot of work. Most Microsoft Excel functions are autonomous—one ...

Say goodbye to repetitive formulas and hello to MAP, BYROW, BYCOL, SCAN, and REDUCE.

Excel doesn’t have a built-in AVERAGEIF() function, but you can still average values, conditionally. Excel has SumIf and CountIf, but no AverageIf. However, with a little array magic, you can get ...

Microsoft is making some improvements to how formulas work in Excel, with a new feature called Dynamic Arrays that allows formulas to output values to more than one cell at a time. Microsoft has ...

In addition to the new SORT function, you may also find the new FILTER and UNIQUE array functions useful. For example, the worksheet on the next page contains a detailed listing of invoices in columns ...

Format hierarchical financial data using formula-based conditional formatting rules. Build detailed Excel P&L layouts that ...