-72.69% is the change from 835 to 228
Calculation steps:
[( 228 - 835 ) ÷ 835] x 100 = -72.69%
Formula
Percentage change = [(228 - 835) / 835] x 100
Subtract the new number by the original number
228 - 835 = -607
-607 ÷ 835 = -0.7269461077844311
-0.7269461077844311 x 100 = -72.69%