-39.26% is the change from 405 to 246
Calculation steps:
[( 246 - 405 ) ÷ 405] x 100 = -39.26%
Formula
Percentage change = [(246 - 405) / 405] x 100
Subtract the new number by the original number
246 - 405 = -159
-159 ÷ 405 = -0.3925925925925926
-0.3925925925925926 x 100 = -39.26%