-57.57% is the change from 912 to 387
Calculation steps:
[( 387 - 912 ) ÷ 912] x 100 = -57.57%
Formula
Percentage change = [(387 - 912) / 912] x 100
Subtract the new number by the original number
387 - 912 = -525
-525 ÷ 912 = -0.5756578947368421
-0.5756578947368421 x 100 = -57.57%