-19.31% is the change from 378 to 305
Calculation steps:
[( 305 - 378 ) ÷ 378] x 100 = -19.31%
Formula
Percentage change = [(305 - 378) / 378] x 100
Subtract the new number by the original number
305 - 378 = -73
-73 ÷ 378 = -0.1931216931216931
-0.1931216931216931 x 100 = -19.31%