-18.3% is the change from 377 to 308
Calculation steps:
[( 308 - 377 ) ÷ 377] x 100 = -18.3%
Formula
Percentage change = [(308 - 377) / 377] x 100
Subtract the new number by the original number
308 - 377 = -69
-69 ÷ 377 = -0.1830238726790451
-0.1830238726790451 x 100 = -18.3%