67.16% is the change from 341 to 570
Calculation steps:
[( 570 - 341 ) ÷ 341] x 100 = 67.16%
Formula
Percentage change = [(570 - 341) / 341] x 100
Subtract the new number by the original number
570 - 341 = 229
229 ÷ 341 = 0.6715542521994134
0.6715542521994134 x 100 = 67.16%