57.63% is the change from 557 to 878
Calculation steps:
[( 878 - 557 ) ÷ 557] x 100 = 57.63%
Formula
Percentage change = [(878 - 557) / 557] x 100
Subtract the new number by the original number
878 - 557 = 321
321 ÷ 557 = 0.5763016157989228
0.5763016157989228 x 100 = 57.63%