715% is the change from 20 to 163
Calculation steps:
[( 163 - 20 ) ÷ 20] x 100 = 715%
Formula
Percentage change = [(163 - 20) / 20] x 100
Subtract the new number by the original number
163 - 20 = 143
143 ÷ 20 = 7.15
7.15 x 100 = 715%
Example