2050% is the change from 8 to 172
Calculation steps:
[( 172 - 8 ) ÷ 8] x 100 = 2050%
Formula
Percentage change = [(172 - 8) / 8] x 100
Subtract the new number by the original number
172 - 8 = 164
164 ÷ 8 = 20.5
20.5 x 100 = 2050%
Example