154.38% is the change from 331 to 842
Calculation steps:
[( 842 - 331 ) ÷ 331] x 100 = 154.38%
Formula
Percentage change = [(842 - 331) / 331] x 100
Subtract the new number by the original number
842 - 331 = 511
511 ÷ 331 = 1.5438066465256797
1.5438066465256797 x 100 = 154.38%