-83.17% is the change from 909 to 153
Calculation steps:
[( 153 - 909 ) ÷ 909] x 100 = -83.17%
Formula
Percentage change = [(153 - 909) / 909] x 100
Subtract the new number by the original number
153 - 909 = -756
-756 ÷ 909 = -0.8316831683168316
-0.8316831683168316 x 100 = -83.17%