456.55% is the change from 145 to 807
Calculation steps:
[( 807 - 145 ) ÷ 145] x 100 = 456.55%
Formula
Percentage change = [(807 - 145) / 145] x 100
Subtract the new number by the original number
807 - 145 = 662
662 ÷ 145 = 4.56551724137931
4.56551724137931 x 100 = 456.55%