668.97% is the change from 29 to 223
Calculation steps:
[( 223 - 29 ) ÷ 29] x 100 = 668.97%
Formula
Percentage change = [(223 - 29) / 29] x 100
Subtract the new number by the original number
223 - 29 = 194
194 ÷ 29 = 6.689655172413793
6.689655172413793 x 100 = 668.97%