152.56% is the change from 312 to 788
Calculation steps:
[( 788 - 312 ) ÷ 312] x 100 = 152.56%
Formula
Percentage change = [(788 - 312) / 312] x 100
Subtract the new number by the original number
788 - 312 = 476
476 ÷ 312 = 1.5256410256410255
1.5256410256410255 x 100 = 152.56%