How to Calculate Faster Than A Calculator - 5 Squaring Tricks.

In Part 2 of the video, we are going to learn about the Mental Maths Squaring Technique where you can calculate faster than a calculator. In this video on squaring, Mr. Ong will show how to square where 2 numbers are in the 10s, 50s, and 90s, and 3-digit squaring where the middle number is 0. We will also learn to square any two 2-digit numbers. Learn this technique and impress your friends. Cheers.