-85.32% is the change from 470 to 69
Calculation steps:
[( 69 - 470 ) ÷ 470] x 100 = -85.32%
Formula
Percentage change = [(69 - 470) / 470] x 100
Subtract the new number by the original number
69 - 470 = -401
-401 ÷ 470 = -0.8531914893617021
-0.8531914893617021 x 100 = -85.32%