-52.73% is the change from 825 to 390
Calculation steps:
[( 390 - 825 ) ÷ 825] x 100 = -52.73%
Formula
Percentage change = [(390 - 825) / 825] x 100
Subtract the new number by the original number
390 - 825 = -435
-435 ÷ 825 = -0.5272727272727272
-0.5272727272727272 x 100 = -52.73%