-40.97% is the change from 493 to 291
Calculation steps:
[( 291 - 493 ) ÷ 493] x 100 = -40.97%
Formula
Percentage change = [(291 - 493) / 493] x 100
Subtract the new number by the original number
291 - 493 = -202
-202 ÷ 493 = -0.40973630831643004
-0.40973630831643004 x 100 = -40.97%