19.95% is the change from 817 to 980
Calculation steps:
[( 980 - 817 ) ÷ 817] x 100 = 19.95%
Formula
Percentage change = [(980 - 817) / 817] x 100
Subtract the new number by the original number
980 - 817 = 163
163 ÷ 817 = 0.19951040391676866
0.19951040391676866 x 100 = 19.95%