-91.27% is the change from 905 to 79
Calculation steps:
[( 79 - 905 ) ÷ 905] x 100 = -91.27%
Formula
Percentage change = [(79 - 905) / 905] x 100
Subtract the new number by the original number
79 - 905 = -826
-826 ÷ 905 = -0.912707182320442
-0.912707182320442 x 100 = -91.27%