-57.22% is the change from 907 to 388
Calculation steps:
[( 388 - 907 ) ÷ 907] x 100 = -57.22%
Formula
Percentage change = [(388 - 907) / 907] x 100
Subtract the new number by the original number
388 - 907 = -519
-519 ÷ 907 = -0.5722160970231532
-0.5722160970231532 x 100 = -57.22%