185.71% is the change from 231 to 660
Calculation steps:
[( 660 - 231 ) ÷ 231] x 100 = 185.71%
Formula
Percentage change = [(660 - 231) / 231] x 100
Subtract the new number by the original number
660 - 231 = 429
429 ÷ 231 = 1.8571428571428572
1.8571428571428572 x 100 = 185.71%