-39.47% is the change from 907 to 549
Calculation steps:
[( 549 - 907 ) ÷ 907] x 100 = -39.47%
Formula
Percentage change = [(549 - 907) / 907] x 100
Subtract the new number by the original number
549 - 907 = -358
-358 ÷ 907 = -0.3947078280044101
-0.3947078280044101 x 100 = -39.47%