135.81% is the change from 310 to 731
Calculation steps:
[( 731 - 310 ) ÷ 310] x 100 = 135.81%
Formula
Percentage change = [(731 - 310) / 310] x 100
Subtract the new number by the original number
731 - 310 = 421
421 ÷ 310 = 1.3580645161290323
1.3580645161290323 x 100 = 135.81%