### Most people get it wrong

For this problem, it’s essential to remember the order of operations while also having a good eye for detail. It’s not an easy task – and according to most sites online, most people get it wrong on their first try.

Can you figure out the solution?

Time to use that head of yours.

### Here is the solution

###### Below we’ll show you the answer.

Make sure you have a number in mind before seeing the result after this picture!

The answer is 30.