285.63% is the change from 174 to 671
Calculation steps:
[( 671 - 174 ) ÷ 174] x 100 = 285.63%
Formula
Percentage change = [(671 - 174) / 174] x 100
Subtract the new number by the original number
671 - 174 = 497
497 ÷ 174 = 2.8563218390804597
2.8563218390804597 x 100 = 285.63%