-48% is the change from 875 to 455
Calculation steps:
[( 455 - 875 ) ÷ 875] x 100 = -48%
Formula
Percentage change = [(455 - 875) / 875] x 100
Subtract the new number by the original number
455 - 875 = -420
-420 ÷ 875 = -0.48
-0.48 x 100 = -48%
Example