-70.68% is the change from 730 to 214
Calculation steps:
[( 214 - 730 ) ÷ 730] x 100 = -70.68%
Formula
Percentage change = [(214 - 730) / 730] x 100
Subtract the new number by the original number
214 - 730 = -516
-516 ÷ 730 = -0.7068493150684931
-0.7068493150684931 x 100 = -70.68%