-84.58% is the change from 480 to 74
Calculation steps:
[( 74 - 480 ) ÷ 480] x 100 = -84.58%
Formula
Percentage change = [(74 - 480) / 480] x 100
Subtract the new number by the original number
74 - 480 = -406
-406 ÷ 480 = -0.8458333333333333
-0.8458333333333333 x 100 = -84.58%