-29.7% is the change from 394 to 277
Calculation steps:
[( 277 - 394 ) ÷ 394] x 100 = -29.7%
Formula
Percentage change = [(277 - 394) / 394] x 100
Subtract the new number by the original number
277 - 394 = -117
-117 ÷ 394 = -0.2969543147208122
-0.2969543147208122 x 100 = -29.7%