-29.99% is the change from 867 to 607
Calculation steps:
[( 607 - 867 ) ÷ 867] x 100 = -29.99%
Formula
Percentage change = [(607 - 867) / 867] x 100
Subtract the new number by the original number
607 - 867 = -260
-260 ÷ 867 = -0.29988465974625145
-0.29988465974625145 x 100 = -29.99%