-93.7% is the change from 651 to 41
Calculation steps:
[( 41 - 651 ) ÷ 651] x 100 = -93.7%
Formula
Percentage change = [(41 - 651) / 651] x 100
Subtract the new number by the original number
41 - 651 = -610
-610 ÷ 651 = -0.9370199692780338
-0.9370199692780338 x 100 = -93.7%