-71.99% is the change from 814 to 228
Calculation steps:
[( 228 - 814 ) ÷ 814] x 100 = -71.99%
Formula
Percentage change = [(228 - 814) / 814] x 100
Subtract the new number by the original number
228 - 814 = -586
-586 ÷ 814 = -0.7199017199017199
-0.7199017199017199 x 100 = -71.99%