Excel gives the answer 10. If you have a mathematical background, you’ll know why Excel gives a different answer to such a simple calculation — and why, technically, Excel is right. If you don’t have ...

Spreadsheets are ideal for tracking finances, orders, inventory, and so much more. If you’re a Mac user, you can take advantage of the spreadsheet app that comes free with macOS. Here’s how to use ...

In my review of Numbers ’09, I included a tip about entering formulas using the keyboard. In the event that not all of you choose to read the Numbers review from top to bottom, here’s the tip, along ...