-44.41% is the change from 912 to 507
Calculation steps:
[( 507 - 912 ) ÷ 912] x 100 = -44.41%
Formula
Percentage change = [(507 - 912) / 912] x 100
Subtract the new number by the original number
507 - 912 = -405
-405 ÷ 912 = -0.4440789473684211
-0.4440789473684211 x 100 = -44.41%