36.77% is the change from 310 to 424
Calculation steps:
[( 424 - 310 ) ÷ 310] x 100 = 36.77%
Formula
Percentage change = [(424 - 310) / 310] x 100
Subtract the new number by the original number
424 - 310 = 114
114 ÷ 310 = 0.36774193548387096
0.36774193548387096 x 100 = 36.77%