-97.32% is the change from 709 to 19
Calculation steps:
[( 19 - 709 ) ÷ 709] x 100 = -97.32%
Formula
Percentage change = [(19 - 709) / 709] x 100
Subtract the new number by the original number
19 - 709 = -690
-690 ÷ 709 = -0.9732016925246827
-0.9732016925246827 x 100 = -97.32%