-81.42% is the change from 296 to 55
Calculation steps:
[( 55 - 296 ) ÷ 296] x 100 = -81.42%
Formula
Percentage change = [(55 - 296) / 296] x 100
Subtract the new number by the original number
55 - 296 = -241
-241 ÷ 296 = -0.8141891891891891
-0.8141891891891891 x 100 = -81.42%