18.55% is the change from 830 to 984
Calculation steps:
[( 984 - 830 ) ÷ 830] x 100 = 18.55%
Formula
Percentage change = [(984 - 830) / 830] x 100
Subtract the new number by the original number
984 - 830 = 154
154 ÷ 830 = 0.1855421686746988
0.1855421686746988 x 100 = 18.55%