302.41% is the change from 83 to 334
Calculation steps:
[( 334 - 83 ) ÷ 83] x 100 = 302.41%
Formula
Percentage change = [(334 - 83) / 83] x 100
Subtract the new number by the original number
334 - 83 = 251
251 ÷ 83 = 3.0240963855421685
3.0240963855421685 x 100 = 302.41%