-27.95% is the change from 662 to 477
Calculation steps:
[( 477 - 662 ) ÷ 662] x 100 = -27.95%
Formula
Percentage change = [(477 - 662) / 662] x 100
Subtract the new number by the original number
477 - 662 = -185
-185 ÷ 662 = -0.2794561933534743
-0.2794561933534743 x 100 = -27.95%