-73.11% is the change from 859 to 231
Calculation steps:
[( 231 - 859 ) ÷ 859] x 100 = -73.11%
Formula
Percentage change = [(231 - 859) / 859] x 100
Subtract the new number by the original number
231 - 859 = -628
-628 ÷ 859 = -0.7310826542491269
-0.7310826542491269 x 100 = -73.11%