99.3% is the change from 428 to 853
Calculation steps:
[( 853 - 428 ) ÷ 428] x 100 = 99.3%
Formula
Percentage change = [(853 - 428) / 428] x 100
Subtract the new number by the original number
853 - 428 = 425
425 ÷ 428 = 0.9929906542056075
0.9929906542056075 x 100 = 99.3%