-77.09% is the change from 860 to 197
Calculation steps:
[( 197 - 860 ) ÷ 860] x 100 = -77.09%
Formula
Percentage change = [(197 - 860) / 860] x 100
Subtract the new number by the original number
197 - 860 = -663
-663 ÷ 860 = -0.7709302325581395
-0.7709302325581395 x 100 = -77.09%