-65.02% is the change from 909 to 318
Calculation steps:
[( 318 - 909 ) ÷ 909] x 100 = -65.02%
Formula
Percentage change = [(318 - 909) / 909] x 100
Subtract the new number by the original number
318 - 909 = -591
-591 ÷ 909 = -0.6501650165016502
-0.6501650165016502 x 100 = -65.02%