-68.48% is the change from 717 to 226
Calculation steps:
[( 226 - 717 ) ÷ 717] x 100 = -68.48%
Formula
Percentage change = [(226 - 717) / 717] x 100
Subtract the new number by the original number
226 - 717 = -491
-491 ÷ 717 = -0.6847977684797768
-0.6847977684797768 x 100 = -68.48%