-43.75% is the change from 912 to 513
Calculation steps:
[( 513 - 912 ) ÷ 912] x 100 = -43.75%
Formula
Percentage change = [(513 - 912) / 912] x 100
Subtract the new number by the original number
513 - 912 = -399
-399 ÷ 912 = -0.4375
-0.4375 x 100 = -43.75%