-52.54% is the change from 826 to 392
Calculation steps:
[( 392 - 826 ) ÷ 826] x 100 = -52.54%
Formula
Percentage change = [(392 - 826) / 826] x 100
Subtract the new number by the original number
392 - 826 = -434
-434 ÷ 826 = -0.5254237288135594
-0.5254237288135594 x 100 = -52.54%