70.79% is the change from 428 to 731
Calculation steps:
[( 731 - 428 ) ÷ 428] x 100 = 70.79%
Formula
Percentage change = [(731 - 428) / 428] x 100
Subtract the new number by the original number
731 - 428 = 303
303 ÷ 428 = 0.7079439252336449
0.7079439252336449 x 100 = 70.79%