-51.49% is the change from 907 to 440
Calculation steps:
[( 440 - 907 ) ÷ 907] x 100 = -51.49%
Formula
Percentage change = [(440 - 907) / 907] x 100
Subtract the new number by the original number
440 - 907 = -467
-467 ÷ 907 = -0.5148842337375965
-0.5148842337375965 x 100 = -51.49%