-26.19% is the change from 378 to 279
Calculation steps:
[( 279 - 378 ) ÷ 378] x 100 = -26.19%
Formula
Percentage change = [(279 - 378) / 378] x 100
Subtract the new number by the original number
279 - 378 = -99
-99 ÷ 378 = -0.2619047619047619
-0.2619047619047619 x 100 = -26.19%