143.81% is the change from 331 to 807
Calculation steps:
[( 807 - 331 ) ÷ 331] x 100 = 143.81%
Formula
Percentage change = [(807 - 331) / 331] x 100
Subtract the new number by the original number
807 - 331 = 476
476 ÷ 331 = 1.4380664652567976
1.4380664652567976 x 100 = 143.81%