-96.22% is the change from 715 to 27
Calculation steps:
[( 27 - 715 ) ÷ 715] x 100 = -96.22%
Formula
Percentage change = [(27 - 715) / 715] x 100
Subtract the new number by the original number
27 - 715 = -688
-688 ÷ 715 = -0.9622377622377623
-0.9622377622377623 x 100 = -96.22%