-95.66% is the change from 715 to 31
Calculation steps:
[( 31 - 715 ) ÷ 715] x 100 = -95.66%
Formula
Percentage change = [(31 - 715) / 715] x 100
Subtract the new number by the original number
31 - 715 = -684
-684 ÷ 715 = -0.9566433566433566
-0.9566433566433566 x 100 = -95.66%