-79.4% is the change from 937 to 193
Calculation steps:
[( 193 - 937 ) ÷ 937] x 100 = -79.4%
Formula
Percentage change = [(193 - 937) / 937] x 100
Subtract the new number by the original number
193 - 937 = -744
-744 ÷ 937 = -0.7940234791889007
-0.7940234791889007 x 100 = -79.4%