-29.55% is the change from 396 to 279
Calculation steps:
[( 279 - 396 ) ÷ 396] x 100 = -29.55%
Formula
Percentage change = [(279 - 396) / 396] x 100
Subtract the new number by the original number
279 - 396 = -117
-117 ÷ 396 = -0.29545454545454547
-0.29545454545454547 x 100 = -29.55%