-94.33% is the change from 864 to 49
Calculation steps:
[( 49 - 864 ) ÷ 864] x 100 = -94.33%
Formula
Percentage change = [(49 - 864) / 864] x 100
Subtract the new number by the original number
49 - 864 = -815
-815 ÷ 864 = -0.9432870370370371
-0.9432870370370371 x 100 = -94.33%