33.1% is the change from 577 to 768
Calculation steps:
[( 768 - 577 ) ÷ 577] x 100 = 33.1%
Formula
Percentage change = [(768 - 577) / 577] x 100
Subtract the new number by the original number
768 - 577 = 191
191 ÷ 577 = 0.3310225303292894
0.3310225303292894 x 100 = 33.1%