Can You Make a Calculator with JavaScript?

Question

Here is a Fun Little Challenge! Using JavaScript make a Calculator where the User Presses Two Numbers And then Gives him the Outcome of the Solution!
Example:

10 x 7 = 70

Best Code I will Make a Shout-out Promoting all the CODES ON HIS CHANNEL! THANK YOU!

Answer 1

https://code.sololearn.com/WuwzYd191Qsf/?ref=app

Instead of using an eval function in JS, I tried making things more complicated hahahaha
This challenge just made my day...

Answer 2

https://code.sololearn.com/WIvexXpgpWUV/?ref=app

Answer 3

alert(eval(prompt()));

https://code.sololearn.com/WGqhN3qQz9nF/?ref=app