334.94% is the change from 83 to 361
Calculation steps:
[( 361 - 83 ) ÷ 83] x 100 = 334.94%
Formula
Percentage change = [(361 - 83) / 83] x 100
Subtract the new number by the original number
361 - 83 = 278
278 ÷ 83 = 3.3493975903614457
3.3493975903614457 x 100 = 334.94%