-93.84% is the change from 633 to 39
Calculation steps:
[( 39 - 633 ) ÷ 633] x 100 = -93.84%
Formula
Percentage change = [(39 - 633) / 633] x 100
Subtract the new number by the original number
39 - 633 = -594
-594 ÷ 633 = -0.9383886255924171
-0.9383886255924171 x 100 = -93.84%