-82.91% is the change from 907 to 155
Calculation steps:
[( 155 - 907 ) ÷ 907] x 100 = -82.91%
Formula
Percentage change = [(155 - 907) / 907] x 100
Subtract the new number by the original number
155 - 907 = -752
-752 ÷ 907 = -0.8291069459757442
-0.8291069459757442 x 100 = -82.91%