-94.07% is the change from 658 to 39
Calculation steps:
[( 39 - 658 ) ÷ 658] x 100 = -94.07%
Formula
Percentage change = [(39 - 658) / 658] x 100
Subtract the new number by the original number
39 - 658 = -619
-619 ÷ 658 = -0.9407294832826748
-0.9407294832826748 x 100 = -94.07%