-97.34% is the change from 715 to 19
Calculation steps:
[( 19 - 715 ) ÷ 715] x 100 = -97.34%
Formula
Percentage change = [(19 - 715) / 715] x 100
Subtract the new number by the original number
19 - 715 = -696
-696 ÷ 715 = -0.9734265734265735
-0.9734265734265735 x 100 = -97.34%