-29% is the change from 531 to 377
Calculation steps:
[( 377 - 531 ) ÷ 531] x 100 = -29%
Formula
Percentage change = [(377 - 531) / 531] x 100
Subtract the new number by the original number
377 - 531 = -154
-154 ÷ 531 = -0.2900188323917137
-0.2900188323917137 x 100 = -29%