66.09% is the change from 404 to 671
Calculation steps:
[( 671 - 404 ) ÷ 404] x 100 = 66.09%
Formula
Percentage change = [(671 - 404) / 404] x 100
Subtract the new number by the original number
671 - 404 = 267
267 ÷ 404 = 0.6608910891089109
0.6608910891089109 x 100 = 66.09%