As the three corresponding digits in 162 are lower than those in 379, you can quickly do it by taking each digit from the corresponding one, to give you 217.
To subtract 15 percent from a number, multiply it by (1 - 15/100) = 0.85. Therefore, 162 - 15% = 162 x 0.85 = 137.7.
Providing that it is a regular polygon then subtract 162 from 180 which is 18 and then divide this into 360 which is 20. So it has 20 sides
Oh, dude, let me count... okay, so between 162 and 270, you've got like 108 numbers. It's like a whole range of numbers just chilling there, waiting to be counted. So, yeah, 108 numbers between those two.
7.5% of 379= 7.5% * 379= 0.075 * 379= 28.425
35% of 379= 0.35 x 379 = 132.65
379 = 37,900%
162 162 = 162 162
1 and 379
379
450 - 379 = 71
379
624-379 = 245