-83.02% is the change from 860 to 146
Calculation steps:
[( 146 - 860 ) ÷ 860] x 100 = -83.02%
Formula
Percentage change = [(146 - 860) / 860] x 100
Subtract the new number by the original number
146 - 860 = -714
-714 ÷ 860 = -0.8302325581395349
-0.8302325581395349 x 100 = -83.02%