-41.57% is the change from 813 to 475
Calculation steps:
[( 475 - 813 ) ÷ 813] x 100 = -41.57%
Formula
Percentage change = [(475 - 813) / 813] x 100
Subtract the new number by the original number
475 - 813 = -338
-338 ÷ 813 = -0.4157441574415744
-0.4157441574415744 x 100 = -41.57%