Square Any Number Instantly | Math Calculation Hack

Square any number up to 1000 (specially 2 digit and 3 digit) with this fast easy to understand math trick! Even though I told in the video that it can be done in less than 30 seconds, but you can see that it actually requires 5 seconds at max. Some can be done instantly in mind. Let's enjoy the video and save this for future reference. Share this video with your friends or classmates. They will surely be grateful to you. And, If you like this trick please thumbs up and for more like this, don't forget to subscribe to the channel and don't forget to check the bell icon to get notified when I upload any video. ~-~~-~~~-~~-~ Please watch: "How to Calculate Faster than a Calculator - Mental Math #2"    • Mental Math Multiplication Tricks #2 : Dou...   ~-~~-~~~-~~-~