-48.49% is the change from 827 to 426
Calculation steps:
[( 426 - 827 ) ÷ 827] x 100 = -48.49%
Formula
Percentage change = [(426 - 827) / 827] x 100
Subtract the new number by the original number
426 - 827 = -401
-401 ÷ 827 = -0.4848851269649335
-0.4848851269649335 x 100 = -48.49%