-57.93% is the change from 920 to 387
Calculation steps:
[( 387 - 920 ) ÷ 920] x 100 = -57.93%
Formula
Percentage change = [(387 - 920) / 920] x 100
Subtract the new number by the original number
387 - 920 = -533
-533 ÷ 920 = -0.5793478260869566
-0.5793478260869566 x 100 = -57.93%