-37.31% is the change from 603 to 378
Calculation steps:
[( 378 - 603 ) ÷ 603] x 100 = -37.31%
Formula
Percentage change = [(378 - 603) / 603] x 100
Subtract the new number by the original number
378 - 603 = -225
-225 ÷ 603 = -0.373134328358209
-0.373134328358209 x 100 = -37.31%