-45.53% is the change from 817 to 445
Calculation steps:
[( 445 - 817 ) ÷ 817] x 100 = -45.53%
Formula
Percentage change = [(445 - 817) / 817] x 100
Subtract the new number by the original number
445 - 817 = -372
-372 ÷ 817 = -0.45532435740514077
-0.45532435740514077 x 100 = -45.53%