19.73% is the change from 821 to 983
Calculation steps:
[( 983 - 821 ) ÷ 821] x 100 = 19.73%
Formula
Percentage change = [(983 - 821) / 821] x 100
Subtract the new number by the original number
983 - 821 = 162
162 ÷ 821 = 0.19732034104750304
0.19732034104750304 x 100 = 19.73%