-89.5% is the change from 476 to 50
Calculation steps:
[( 50 - 476 ) ÷ 476] x 100 = -89.5%
Formula
Percentage change = [(50 - 476) / 476] x 100
Subtract the new number by the original number
50 - 476 = -426
-426 ÷ 476 = -0.8949579831932774
-0.8949579831932774 x 100 = -89.5%