-21.81% is the change from 784 to 613
Calculation steps:
[( 613 - 784 ) ÷ 784] x 100 = -21.81%
Formula
Percentage change = [(613 - 784) / 784] x 100
Subtract the new number by the original number
613 - 784 = -171
-171 ÷ 784 = -0.2181122448979592
-0.2181122448979592 x 100 = -21.81%