-8.26% is the change from 726 to 666
Calculation steps:
[( 666 - 726 ) ÷ 726] x 100 = -8.26%
Formula
Percentage change = [(666 - 726) / 726] x 100
Subtract the new number by the original number
666 - 726 = -60
-60 ÷ 726 = -0.08264462809917356
-0.08264462809917356 x 100 = -8.26%