939.13% is the change from 23 to 239
Calculation steps:
[( 239 - 23 ) ÷ 23] x 100 = 939.13%
Formula
Percentage change = [(239 - 23) / 23] x 100
Subtract the new number by the original number
239 - 23 = 216
216 ÷ 23 = 9.391304347826088
9.391304347826088 x 100 = 939.13%