267.24% is the change from 174 to 639
Calculation steps:
[( 639 - 174 ) ÷ 174] x 100 = 267.24%
Formula
Percentage change = [(639 - 174) / 174] x 100
Subtract the new number by the original number
639 - 174 = 465
465 ÷ 174 = 2.6724137931034484
2.6724137931034484 x 100 = 267.24%