516.48% is the change from 91 to 561
Calculation steps:
[( 561 - 91 ) ÷ 91] x 100 = 516.48%
Formula
Percentage change = [(561 - 91) / 91] x 100
Subtract the new number by the original number
561 - 91 = 470
470 ÷ 91 = 5.164835164835165
5.164835164835165 x 100 = 516.48%