142.6% is the change from 331 to 803
Calculation steps:
[( 803 - 331 ) ÷ 331] x 100 = 142.6%
Formula
Percentage change = [(803 - 331) / 331] x 100
Subtract the new number by the original number
803 - 331 = 472
472 ÷ 331 = 1.4259818731117824
1.4259818731117824 x 100 = 142.6%