-85.62% is the change from 445 to 64
Calculation steps:
[( 64 - 445 ) ÷ 445] x 100 = -85.62%
Formula
Percentage change = [(64 - 445) / 445] x 100
Subtract the new number by the original number
64 - 445 = -381
-381 ÷ 445 = -0.8561797752808988
-0.8561797752808988 x 100 = -85.62%