-20.96% is the change from 477 to 377
Calculation steps:
[( 377 - 477 ) ÷ 477] x 100 = -20.96%
Formula
Percentage change = [(377 - 477) / 477] x 100
Subtract the new number by the original number
377 - 477 = -100
-100 ÷ 477 = -0.20964360587002095
-0.20964360587002095 x 100 = -20.96%