137.5% is the change from 312 to 741
Calculation steps:
[( 741 - 312 ) ÷ 312] x 100 = 137.5%
Formula
Percentage change = [(741 - 312) / 312] x 100
Subtract the new number by the original number
741 - 312 = 429
429 ÷ 312 = 1.375
1.375 x 100 = 137.5%
Example