-37.76% is the change from 633 to 394
Calculation steps:
[( 394 - 633 ) ÷ 633] x 100 = -37.76%
Formula
Percentage change = [(394 - 633) / 633] x 100
Subtract the new number by the original number
394 - 633 = -239
-239 ÷ 633 = -0.37756714060031593
-0.37756714060031593 x 100 = -37.76%