146.9% is the change from 339 to 837
Calculation steps:
[( 837 - 339 ) ÷ 339] x 100 = 146.9%
Formula
Percentage change = [(837 - 339) / 339] x 100
Subtract the new number by the original number
837 - 339 = 498
498 ÷ 339 = 1.4690265486725664
1.4690265486725664 x 100 = 146.9%