-49.69% is the change from 797 to 401
Calculation steps:
[( 401 - 797 ) ÷ 797] x 100 = -49.69%
Formula
Percentage change = [(401 - 797) / 797] x 100
Subtract the new number by the original number
401 - 797 = -396
-396 ÷ 797 = -0.4968632371392723
-0.4968632371392723 x 100 = -49.69%