91.9% is the change from 457 to 877
Calculation steps:
[( 877 - 457 ) ÷ 457] x 100 = 91.9%
Formula
Percentage change = [(877 - 457) / 457] x 100
Subtract the new number by the original number
877 - 457 = 420
420 ÷ 457 = 0.9190371991247265
0.9190371991247265 x 100 = 91.9%