-80.77% is the change from 442 to 85
Calculation steps:
[( 85 - 442 ) ÷ 442] x 100 = -80.77%
Formula
Percentage change = [(85 - 442) / 442] x 100
Subtract the new number by the original number
85 - 442 = -357
-357 ÷ 442 = -0.8076923076923077
-0.8076923076923077 x 100 = -80.77%