-13.5% is the change from 837 to 724
Calculation steps:
[( 724 - 837 ) ÷ 837] x 100 = -13.5%
Formula
Percentage change = [(724 - 837) / 837] x 100
Subtract the new number by the original number
724 - 837 = -113
-113 ÷ 837 = -0.13500597371565112
-0.13500597371565112 x 100 = -13.5%