-16% is the change from 850 to 714
Calculation steps:
[( 714 - 850 ) ÷ 850] x 100 = -16%
Formula
Percentage change = [(714 - 850) / 850] x 100
Subtract the new number by the original number
714 - 850 = -136
-136 ÷ 850 = -0.16
-0.16 x 100 = -16%
Example