-29.19% is the change from 394 to 279
Calculation steps:
[( 279 - 394 ) ÷ 394] x 100 = -29.19%
Formula
Percentage change = [(279 - 394) / 394] x 100
Subtract the new number by the original number
279 - 394 = -115
-115 ÷ 394 = -0.2918781725888325
-0.2918781725888325 x 100 = -29.19%