-97.51% is the change from 763 to 19
Calculation steps:
[( 19 - 763 ) ÷ 763] x 100 = -97.51%
Formula
Percentage change = [(19 - 763) / 763] x 100
Subtract the new number by the original number
19 - 763 = -744
-744 ÷ 763 = -0.9750982961992136
-0.9750982961992136 x 100 = -97.51%