134.37% is the change from 323 to 757
Calculation steps:
[( 757 - 323 ) ÷ 323] x 100 = 134.37%
Formula
Percentage change = [(757 - 323) / 323] x 100
Subtract the new number by the original number
757 - 323 = 434
434 ÷ 323 = 1.3436532507739938
1.3436532507739938 x 100 = 134.37%