-28.67% is the change from 851 to 607
Calculation steps:
[( 607 - 851 ) ÷ 851] x 100 = -28.67%
Formula
Percentage change = [(607 - 851) / 851] x 100
Subtract the new number by the original number
607 - 851 = -244
-244 ÷ 851 = -0.28672150411280845
-0.28672150411280845 x 100 = -28.67%