-80.76% is the change from 447 to 86
Calculation steps:
[( 86 - 447 ) ÷ 447] x 100 = -80.76%
Formula
Percentage change = [(86 - 447) / 447] x 100
Subtract the new number by the original number
86 - 447 = -361
-361 ÷ 447 = -0.8076062639821029
-0.8076062639821029 x 100 = -80.76%