-49.44% is the change from 801 to 405
Calculation steps:
[( 405 - 801 ) ÷ 801] x 100 = -49.44%
Formula
Percentage change = [(405 - 801) / 801] x 100
Subtract the new number by the original number
405 - 801 = -396
-396 ÷ 801 = -0.4943820224719101
-0.4943820224719101 x 100 = -49.44%