-79.06% is the change from 917 to 192
Calculation steps:
[( 192 - 917 ) ÷ 917] x 100 = -79.06%
Formula
Percentage change = [(192 - 917) / 917] x 100
Subtract the new number by the original number
192 - 917 = -725
-725 ÷ 917 = -0.7906215921483097
-0.7906215921483097 x 100 = -79.06%