The very basics of formulas

Excel formulas tutorial - A Step by step guide for dummies.
Can formulas be easy to learn?
Yes. Have a look at this video, it can't get any easier than that. You'll be amazed how simple the concept of formulas really is.

After that, open a blank worksheet and try it on your own.

If you wish for a textual tutorial on this subject dealing also with these very first steps, you can find it at the "Read more" link above.

Next, you can find some simple examples of using formulas on the next video of these tutorials.

Note: The video has on-screen instructions, no audio.