-52.36% is the change from 827 to 394
Calculation steps:
[( 394 - 827 ) ÷ 827] x 100 = -52.36%
Formula
Percentage change = [(394 - 827) / 827] x 100
Subtract the new number by the original number
394 - 827 = -433
-433 ÷ 827 = -0.5235792019347038
-0.5235792019347038 x 100 = -52.36%