-26.93% is the change from 646 to 472
Calculation steps:
[( 472 - 646 ) ÷ 646] x 100 = -26.93%
Formula
Percentage change = [(472 - 646) / 646] x 100
Subtract the new number by the original number
472 - 646 = -174
-174 ÷ 646 = -0.2693498452012384
-0.2693498452012384 x 100 = -26.93%