How to access and use Cortana's secret calculator

Did you know that Cortana knows math? She is not capable of solving very difficult equations, but still, Cortana can help you to do simple math. She knows all the basic operations like addition, subtraction, multiplication or division, and besides that, Microsoft’s personal assistant knows how to calculate the square root and a specific percentage of a number. Cortana has a secret calculator in Windows 10 and Windows 10 Mobile. Here’s how access it and use it on your PC, tablet or smartphone with Windows:

How to access Cortana’s secret calculator in Windows 10

If you have enabled Cortana , simply type your formula in Cortana’s search box. Cortana displays the result of your calculation on top of the search results list. When you press Enter , the complete calculator appears in Cortana.

You can also tell her to calculate something for you. Click or tap the microphone button from Cortana’s text box and say, for example, “Calculate ten plus two minus three.” You’ll get the correct result in a couple of seconds.

How to access Cortana’s secret calculator in Windows 10 Mobile

In Windows 10 Mobile, Cortana acts the same as on the PC. Start her by pressing the Search button on your smartphone and then start typing your math problem. While you type, she solves the problem.

When you press Enter , the calculator is shown on the screen, just like in Windows 10.

Obviously, you can also talk to Cortana on your smartphone. Say “Calculate ” followed by your math problem.

How difficult are the problems that Cortana can solve?

We were curious to learn how difficult the problems that Cortana can solve can be. We were very surprised when she managed to solve a third-degree polynomial equation, like the one below.

Conclusion

As you can see, it is easy to do math with Cortana in Windows 10 and Windows 10 Mobile. Don’t hesitate to experiment with more types of calculations and share with us what you have learned. How complex can the math that Cortana can deal with be?