198.75% is the change from 80 to 239
Calculation steps:
[( 239 - 80 ) ÷ 80] x 100 = 198.75%
Formula
Percentage change = [(239 - 80) / 80] x 100
Subtract the new number by the original number
239 - 80 = 159
159 ÷ 80 = 1.9875
1.9875 x 100 = 198.75%
Example