-79.65% is the change from 683 to 139
Calculation steps:
[( 139 - 683 ) ÷ 683] x 100 = -79.65%
Formula
Percentage change = [(139 - 683) / 683] x 100
Subtract the new number by the original number
139 - 683 = -544
-544 ÷ 683 = -0.7964860907759883
-0.7964860907759883 x 100 = -79.65%