129.6% is the change from 223 to 512
Calculation steps:
[( 512 - 223 ) ÷ 223] x 100 = 129.6%
Formula
Percentage change = [(512 - 223) / 223] x 100
Subtract the new number by the original number
512 - 223 = 289
289 ÷ 223 = 1.295964125560538
1.295964125560538 x 100 = 129.6%