-45.95% is the change from 827 to 447
Calculation steps:
[( 447 - 827 ) ÷ 827] x 100 = -45.95%
Formula
Percentage change = [(447 - 827) / 827] x 100
Subtract the new number by the original number
447 - 827 = -380
-380 ÷ 827 = -0.45949214026602175
-0.45949214026602175 x 100 = -45.95%