-93.6% is the change from 859 to 55
Calculation steps:
[( 55 - 859 ) ÷ 859] x 100 = -93.6%
Formula
Percentage change = [(55 - 859) / 859] x 100
Subtract the new number by the original number
55 - 859 = -804
-804 ÷ 859 = -0.9359720605355064
-0.9359720605355064 x 100 = -93.6%