1.83% is the change from 981 to 999
Calculation steps:
[( 999 - 981 ) ÷ 981] x 100 = 1.83%
Formula
Percentage change = [(999 - 981) / 981] x 100
Subtract the new number by the original number
999 - 981 = 18
18 ÷ 981 = 0.01834862385321101
0.01834862385321101 x 100 = 1.83%