144.61% is the change from 334 to 817
Calculation steps:
[( 817 - 334 ) ÷ 334] x 100 = 144.61%
Formula
Percentage change = [(817 - 334) / 334] x 100
Subtract the new number by the original number
817 - 334 = 483
483 ÷ 334 = 1.4461077844311376
1.4461077844311376 x 100 = 144.61%