-81.26% is the change from 907 to 170
Calculation steps:
[( 170 - 907 ) ÷ 907] x 100 = -81.26%
Formula
Percentage change = [(170 - 907) / 907] x 100
Subtract the new number by the original number
170 - 907 = -737
-737 ÷ 907 = -0.8125689084895259
-0.8125689084895259 x 100 = -81.26%