-17.98% is the change from 851 to 698
Calculation steps:
[( 698 - 851 ) ÷ 851] x 100 = -17.98%
Formula
Percentage change = [(698 - 851) / 851] x 100
Subtract the new number by the original number
698 - 851 = -153
-153 ÷ 851 = -0.1797884841363102
-0.1797884841363102 x 100 = -17.98%