-41.52% is the change from 867 to 507
Calculation steps:
[( 507 - 867 ) ÷ 867] x 100 = -41.52%
Formula
Percentage change = [(507 - 867) / 867] x 100
Subtract the new number by the original number
507 - 867 = -360
-360 ÷ 867 = -0.41522491349480967
-0.41522491349480967 x 100 = -41.52%