-79.77% is the change from 682 to 138
Calculation steps:
[( 138 - 682 ) ÷ 682] x 100 = -79.77%
Formula
Percentage change = [(138 - 682) / 682] x 100
Subtract the new number by the original number
138 - 682 = -544
-544 ÷ 682 = -0.7976539589442815
-0.7976539589442815 x 100 = -79.77%