-87.22% is the change from 446 to 57
Calculation steps:
[( 57 - 446 ) ÷ 446] x 100 = -87.22%
Formula
Percentage change = [(57 - 446) / 446] x 100
Subtract the new number by the original number
57 - 446 = -389
-389 ÷ 446 = -0.8721973094170403
-0.8721973094170403 x 100 = -87.22%