-45.47% is the change from 816 to 445
Calculation steps:
[( 445 - 816 ) ÷ 816] x 100 = -45.47%
Formula
Percentage change = [(445 - 816) / 816] x 100
Subtract the new number by the original number
445 - 816 = -371
-371 ÷ 816 = -0.45465686274509803
-0.45465686274509803 x 100 = -45.47%