-93.85% is the change from 683 to 42
Calculation steps:
[( 42 - 683 ) ÷ 683] x 100 = -93.85%
Formula
Percentage change = [(42 - 683) / 683] x 100
Subtract the new number by the original number
42 - 683 = -641
-641 ÷ 683 = -0.9385065885797951
-0.9385065885797951 x 100 = -93.85%