763.16% is the change from 19 to 164
Calculation steps:
[( 164 - 19 ) ÷ 19] x 100 = 763.16%
Formula
Percentage change = [(164 - 19) / 19] x 100
Subtract the new number by the original number
164 - 19 = 145
145 ÷ 19 = 7.631578947368421
7.631578947368421 x 100 = 763.16%