28.55% is the change from 599 to 770
Calculation steps:
[( 770 - 599 ) ÷ 599] x 100 = 28.55%
Formula
Percentage change = [(770 - 599) / 599] x 100
Subtract the new number by the original number
770 - 599 = 171
171 ÷ 599 = 0.2854757929883139
0.2854757929883139 x 100 = 28.55%