-21.5% is the change from 479 to 376
Calculation steps:
[( 376 - 479 ) ÷ 479] x 100 = -21.5%
Formula
Percentage change = [(376 - 479) / 479] x 100
Subtract the new number by the original number
376 - 479 = -103
-103 ÷ 479 = -0.2150313152400835
-0.2150313152400835 x 100 = -21.5%