-70.03% is the change from 724 to 217
Calculation steps:
[( 217 - 724 ) ÷ 724] x 100 = -70.03%
Formula
Percentage change = [(217 - 724) / 724] x 100
Subtract the new number by the original number
217 - 724 = -507
-507 ÷ 724 = -0.7002762430939227
-0.7002762430939227 x 100 = -70.03%