-94% is the change from 633 to 38
Calculation steps:
[( 38 - 633 ) ÷ 633] x 100 = -94%
Formula
Percentage change = [(38 - 633) / 633] x 100
Subtract the new number by the original number
38 - 633 = -595
-595 ÷ 633 = -0.9399684044233807
-0.9399684044233807 x 100 = -94%