86.46% is the change from 229 to 427
Calculation steps:
[( 427 - 229 ) ÷ 229] x 100 = 86.46%
Formula
Percentage change = [(427 - 229) / 229] x 100
Subtract the new number by the original number
427 - 229 = 198
198 ÷ 229 = 0.8646288209606987
0.8646288209606987 x 100 = 86.46%