157.52% is the change from 306 to 788
Calculation steps:
[( 788 - 306 ) ÷ 306] x 100 = 157.52%
Formula
Percentage change = [(788 - 306) / 306] x 100
Subtract the new number by the original number
788 - 306 = 482
482 ÷ 306 = 1.5751633986928104
1.5751633986928104 x 100 = 157.52%