-77.65% is the change from 859 to 192
Calculation steps:
[( 192 - 859 ) ÷ 859] x 100 = -77.65%
Formula
Percentage change = [(192 - 859) / 859] x 100
Subtract the new number by the original number
192 - 859 = -667
-667 ÷ 859 = -0.7764842840512224
-0.7764842840512224 x 100 = -77.65%