33.8% is the change from 577 to 772
Calculation steps:
[( 772 - 577 ) ÷ 577] x 100 = 33.8%
Formula
Percentage change = [(772 - 577) / 577] x 100
Subtract the new number by the original number
772 - 577 = 195
195 ÷ 577 = 0.3379549393414211
0.3379549393414211 x 100 = 33.8%