18.39% is the change from 843 to 998
Calculation steps:
[( 998 - 843 ) ÷ 843] x 100 = 18.39%
Formula
Percentage change = [(998 - 843) / 843] x 100
Subtract the new number by the original number
998 - 843 = 155
155 ÷ 843 = 0.18386714116251482
0.18386714116251482 x 100 = 18.39%