This is the impressive moment a pet dog solved a basic math equation with its owner. Mariella Gelle Aguilar, 25, demonstrated how Riyu, her talented Shih Tzu, answers simple addition problems in ...

To solve the equation, you have to reach back into the depths of your brain and use PEMDAS, which stands for Parentheses, Exponents, Multiplication, Division, Addition and Subtraction.

Lifestyle Simple maths question leaves millions baffled but can you solve easy-looking equation? The seemingly-straightforward question has puzzled social media users across the globe.

After solving 3 x 3 and 3 ÷ 3, the equation becomes 9 - 1 + 3. From there, some simple addition and subtraction reveals the final result of 11.