57.68% is the change from 267 to 421
Calculation steps:
[( 421 - 267 ) ÷ 267] x 100 = 57.68%
Formula
Percentage change = [(421 - 267) / 267] x 100
Subtract the new number by the original number
421 - 267 = 154
154 ÷ 267 = 0.5767790262172284
0.5767790262172284 x 100 = 57.68%