98.83% is the change from 429 to 853
Calculation steps:
[( 853 - 429 ) ÷ 429] x 100 = 98.83%
Formula
Percentage change = [(853 - 429) / 429] x 100
Subtract the new number by the original number
853 - 429 = 424
424 ÷ 429 = 0.9883449883449883
0.9883449883449883 x 100 = 98.83%