-37.4% is the change from 615 to 385
Calculation steps:
[( 385 - 615 ) ÷ 615] x 100 = -37.4%
Formula
Percentage change = [(385 - 615) / 615] x 100
Subtract the new number by the original number
385 - 615 = -230
-230 ÷ 615 = -0.37398373983739835
-0.37398373983739835 x 100 = -37.4%