-79.01% is the change from 667 to 140
Calculation steps:
[( 140 - 667 ) ÷ 667] x 100 = -79.01%
Formula
Percentage change = [(140 - 667) / 667] x 100
Subtract the new number by the original number
140 - 667 = -527
-527 ÷ 667 = -0.7901049475262368
-0.7901049475262368 x 100 = -79.01%