-79.49% is the change from 936 to 192
Calculation steps:
[( 192 - 936 ) ÷ 936] x 100 = -79.49%
Formula
Percentage change = [(192 - 936) / 936] x 100
Subtract the new number by the original number
192 - 936 = -744
-744 ÷ 936 = -0.7948717948717948
-0.7948717948717948 x 100 = -79.49%