-51.05% is the change from 909 to 445
Calculation steps:
[( 445 - 909 ) ÷ 909] x 100 = -51.05%
Formula
Percentage change = [(445 - 909) / 909] x 100
Subtract the new number by the original number
445 - 909 = -464
-464 ÷ 909 = -0.5104510451045104
-0.5104510451045104 x 100 = -51.05%