-68.33% is the change from 720 to 228
Calculation steps:
[( 228 - 720 ) ÷ 720] x 100 = -68.33%
Formula
Percentage change = [(228 - 720) / 720] x 100
Subtract the new number by the original number
228 - 720 = -492
-492 ÷ 720 = -0.6833333333333333
-0.6833333333333333 x 100 = -68.33%