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.
01:06The result is 5.
01:07The result is 7.
01:07The result is 7.
01:12And this when you increase this year, kids will be 25.
01:17The result is 7.
01:19The result is 7.
01:20Has been 5.
01:21Next,๏ฟฝ ratings is 7.
01:22645.
01:23The result is 9.
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