-82.41% is the change from 790 to 139
Calculation steps:
[( 139 - 790 ) ÷ 790] x 100 = -82.41%
Formula
Percentage change = [(139 - 790) / 790] x 100
Subtract the new number by the original number
139 - 790 = -651
-651 ÷ 790 = -0.8240506329113924
-0.8240506329113924 x 100 = -82.41%