-10.31% is the change from 485 to 435
Calculation steps:
[( 435 - 485 ) ÷ 485] x 100 = -10.31%
Formula
Percentage change = [(435 - 485) / 485] x 100
Subtract the new number by the original number
435 - 485 = -50
-50 ÷ 485 = -0.10309278350515463
-0.10309278350515463 x 100 = -10.31%