44.54% is the change from 229 to 331
Calculation steps:
[( 331 - 229 ) ÷ 229] x 100 = 44.54%
Formula
Percentage change = [(331 - 229) / 229] x 100
Subtract the new number by the original number
331 - 229 = 102
102 ÷ 229 = 0.44541484716157204
0.44541484716157204 x 100 = 44.54%