99.53% is the change from 428 to 854
Calculation steps:
[( 854 - 428 ) ÷ 428] x 100 = 99.53%
Formula
Percentage change = [(854 - 428) / 428] x 100
Subtract the new number by the original number
854 - 428 = 426
426 ÷ 428 = 0.9953271028037384
0.9953271028037384 x 100 = 99.53%