-77.3% is the change from 859 to 195
Calculation steps:
[( 195 - 859 ) ÷ 859] x 100 = -77.3%
Formula
Percentage change = [(195 - 859) / 859] x 100
Subtract the new number by the original number
195 - 859 = -664
-664 ÷ 859 = -0.7729918509895227
-0.7729918509895227 x 100 = -77.3%