137.78% is the change from 315 to 749
Calculation steps:
[( 749 - 315 ) ÷ 315] x 100 = 137.78%
Formula
Percentage change = [(749 - 315) / 315] x 100
Subtract the new number by the original number
749 - 315 = 434
434 ÷ 315 = 1.3777777777777778
1.3777777777777778 x 100 = 137.78%