-90.86% is the change from 766 to 70
Calculation steps:
[( 70 - 766 ) ÷ 766] x 100 = -90.86%
Formula
Percentage change = [(70 - 766) / 766] x 100
Subtract the new number by the original number
70 - 766 = -696
-696 ÷ 766 = -0.9086161879895561
-0.9086161879895561 x 100 = -90.86%