-69.7% is the change from 726 to 220
Calculation steps:
[( 220 - 726 ) ÷ 726] x 100 = -69.7%
Formula
Percentage change = [(220 - 726) / 726] x 100
Subtract the new number by the original number
220 - 726 = -506
-506 ÷ 726 = -0.696969696969697
-0.696969696969697 x 100 = -69.7%