-93.52% is the change from 864 to 56
Calculation steps:
[( 56 - 864 ) ÷ 864] x 100 = -93.52%
Formula
Percentage change = [(56 - 864) / 864] x 100
Subtract the new number by the original number
56 - 864 = -808
-808 ÷ 864 = -0.9351851851851852
-0.9351851851851852 x 100 = -93.52%