57.51% is the change from 426 to 671
Calculation steps:
[( 671 - 426 ) ÷ 426] x 100 = 57.51%
Formula
Percentage change = [(671 - 426) / 426] x 100
Subtract the new number by the original number
671 - 426 = 245
245 ÷ 426 = 0.5751173708920188
0.5751173708920188 x 100 = 57.51%