-48.18% is the change from 826 to 428
Calculation steps:
[( 428 - 826 ) ÷ 826] x 100 = -48.18%
Formula
Percentage change = [(428 - 826) / 826] x 100
Subtract the new number by the original number
428 - 826 = -398
-398 ÷ 826 = -0.48184019370460046
-0.48184019370460046 x 100 = -48.18%