Simple math tricks for quick calculations!

Transcript

00:00Here's a fast calculation square root trick you have to try.

00:03First, take the numbers 2, 8, and 9.

00:10When you add them together, you get 19.

00:13Now, subtract 2, and you end up with 17.

00:21That was really easy, wasn't it?

00:24Next, let's look at another set of numbers.

00:26Add 1, 9, and 6.

00:30Which equals 16.

00:33Subtract 2 again, and you get 14.

00:42Moving on, add 6 and 4 to get 10.

00:49Subtracting 2 from 10 leaves you with 8.

00:56Finally, consider 2 and 5.

01:00Adding these together gives you 7.

01:03Subtract 2, and the result is 5.

01:06You're listening to 9.