591.21% is the change from 91 to 629
Calculation steps:
[( 629 - 91 ) ÷ 91] x 100 = 591.21%
Formula
Percentage change = [(629 - 91) / 91] x 100
Subtract the new number by the original number
629 - 91 = 538
538 ÷ 91 = 5.912087912087912
5.912087912087912 x 100 = 591.21%