-25.41% is the change from 909 to 678
Calculation steps:
[( 678 - 909 ) ÷ 909] x 100 = -25.41%
Formula
Percentage change = [(678 - 909) / 909] x 100
Subtract the new number by the original number
678 - 909 = -231
-231 ÷ 909 = -0.25412541254125415
-0.25412541254125415 x 100 = -25.41%