-64.74% is the change from 156 to 55
Calculation steps:
[( 55 - 156 ) ÷ 156] x 100 = -64.74%
Formula
Percentage change = [(55 - 156) / 156] x 100
Subtract the new number by the original number
55 - 156 = -101
-101 ÷ 156 = -0.6474358974358975
-0.6474358974358975 x 100 = -64.74%