-41.78% is the change from 912 to 531
Calculation steps:
[( 531 - 912 ) ÷ 912] x 100 = -41.78%
Formula
Percentage change = [(531 - 912) / 912] x 100
Subtract the new number by the original number
531 - 912 = -381
-381 ÷ 912 = -0.41776315789473684
-0.41776315789473684 x 100 = -41.78%