186.75% is the change from 234 to 671
Calculation steps:
[( 671 - 234 ) ÷ 234] x 100 = 186.75%
Formula
Percentage change = [(671 - 234) / 234] x 100
Subtract the new number by the original number
671 - 234 = 437
437 ÷ 234 = 1.8675213675213675
1.8675213675213675 x 100 = 186.75%