-94.14% is the change from 683 to 40
Calculation steps:
[( 40 - 683 ) ÷ 683] x 100 = -94.14%
Formula
Percentage change = [(40 - 683) / 683] x 100
Subtract the new number by the original number
40 - 683 = -643
-643 ÷ 683 = -0.9414348462664714
-0.9414348462664714 x 100 = -94.14%