-14.82% is the change from 850 to 724
Calculation steps:
[( 724 - 850 ) ÷ 850] x 100 = -14.82%
Formula
Percentage change = [(724 - 850) / 850] x 100
Subtract the new number by the original number
724 - 850 = -126
-126 ÷ 850 = -0.14823529411764705
-0.14823529411764705 x 100 = -14.82%