283.43% is the change from 175 to 671
Calculation steps:
[( 671 - 175 ) ÷ 175] x 100 = 283.43%
Formula
Percentage change = [(671 - 175) / 175] x 100
Subtract the new number by the original number
671 - 175 = 496
496 ÷ 175 = 2.834285714285714
2.834285714285714 x 100 = 283.43%