**Brainteasers never get old. Regardless of our age, everyone needs to exercise those brain cells regularly. It helps us stay alert and ready for our busy adult lives.**

**Exactly what challenges you use to practice doesn’t really matter. The most important part is that you train the brain on the regular.**

**Not only is it fun and healthy, but few things can beat the feeling of overcoming a really difficult puzzle.**

If you look around online today, there are lots of fun and exciting challenges to try your hand at.

## Primary school math

Something that has become very popular lately is school-level math problems from back in the day.

It’s been a few years since you sat at your school desk, so when you come across a math problem, it is vital to think carefully, even if the task is intended for children.

But if you concentrate and bring your A-game, you should have no problem solving the equation.

## Solve this school-level math problem

Here comes today’s challenge. You can’t use a calculator to solve it! Just your head and wits.

So if you add up all the numbers in the picture below – what will the total sum be?

What is your answer? Make sure you remember it and compare it with the correct solution and explanation below.

## Here is the correct answer

Do you have an answer ready? Below this picture is the conclusion.

**Answer:** Did you get the answer **5,000**? Then you are not alone.

However, **5,000** is not correct. The correct answer is **4,100**. Most people get confused on the last 10 to be added, and unconsciously add 910 instead of 10 and therefore get the incorrect answer of **5,000**.

**Did you solve the school-level math problem correctly? Congratulations to you in that case!**

**Now press that SHARE button below to challenge your friends today!**