-69.43% is the change from 723 to 221
Calculation steps:
[( 221 - 723 ) ÷ 723] x 100 = -69.43%
Formula
Percentage change = [(221 - 723) / 723] x 100
Subtract the new number by the original number
221 - 723 = -502
-502 ÷ 723 = -0.69432918395574
-0.69432918395574 x 100 = -69.43%