-76.99% is the change from 239 to 55
Calculation steps:
[( 55 - 239 ) ÷ 239] x 100 = -76.99%
Formula
Percentage change = [(55 - 239) / 239] x 100
Subtract the new number by the original number
55 - 239 = -184
-184 ÷ 239 = -0.7698744769874477
-0.7698744769874477 x 100 = -76.99%