Here it is. The magic spell. =AVERAGE(. Type that into a cell. Click your numbers. Hit Enter. Done. It’s like ordering a pizza. You put in the ingredients, and Excel bakes the answer.
Don’t want to type? Click the AutoSum button. It looks like a Greek Σ. That’s not a scary math symbol. It’s a lazy shortcut. Excel reads your mind and guesses which numbers to average. It’s usually right. If it’s wrong, you get to laugh at the robot.
The Trap (and the Escape)
Watch out! Excel includes zeros. A row of sales numbers with a zero will drag your average down. That’s brutal. You want to exclude a sneaky zero? Use =AVERAGEIF. Say your range is A1:A10. Write =AVERAGEIF(A1:A10,">0"). Boom. Only positive numbers survive.
Another trap: blank cells. Excel ignores them. That’s good for you. A missing test grade won’t ruin your GPA. But a cell with a text like "N/A" will break everything. Excel screams #DIV/0! That’s its way of saying, "You goofed." Fix it by cleaning your data. Or just cry for a second.
Calculating average value in excel - Блог о рисовании и уроках фотошопа
