-91.25% is the change from 914 to 80
Calculation steps:
[( 80 - 914 ) ÷ 914] x 100 = -91.25%
Formula
Percentage change = [(80 - 914) / 914] x 100
Subtract the new number by the original number
80 - 914 = -834
-834 ÷ 914 = -0.912472647702407
-0.912472647702407 x 100 = -91.25%