137.82% is the change from 312 to 742
Calculation steps:
[( 742 - 312 ) ÷ 312] x 100 = 137.82%
Formula
Percentage change = [(742 - 312) / 312] x 100
Subtract the new number by the original number
742 - 312 = 430
430 ÷ 312 = 1.3782051282051282
1.3782051282051282 x 100 = 137.82%