-17.87% is the change from 470 to 386
Calculation steps:
[( 386 - 470 ) ÷ 470] x 100 = -17.87%
Formula
Percentage change = [(386 - 470) / 470] x 100
Subtract the new number by the original number
386 - 470 = -84
-84 ÷ 470 = -0.17872340425531916
-0.17872340425531916 x 100 = -17.87%