98.28% is the change from 291 to 577
Calculation steps:
[( 577 - 291 ) ÷ 291] x 100 = 98.28%
Formula
Percentage change = [(577 - 291) / 291] x 100
Subtract the new number by the original number
577 - 291 = 286
286 ÷ 291 = 0.9828178694158075
0.9828178694158075 x 100 = 98.28%