-89.13% is the change from 460 to 50
Calculation steps:
[( 50 - 460 ) ÷ 460] x 100 = -89.13%
Formula
Percentage change = [(50 - 460) / 460] x 100
Subtract the new number by the original number
50 - 460 = -410
-410 ÷ 460 = -0.8913043478260869
-0.8913043478260869 x 100 = -89.13%