31.47% is the change from 591 to 777
Calculation steps:
[( 777 - 591 ) ÷ 591] x 100 = 31.47%
Formula
Percentage change = [(777 - 591) / 591] x 100
Subtract the new number by the original number
777 - 591 = 186
186 ÷ 591 = 0.3147208121827411
0.3147208121827411 x 100 = 31.47%