277.11% is the change from 83 to 313
Calculation steps:
[( 313 - 83 ) ÷ 83] x 100 = 277.11%
Formula
Percentage change = [(313 - 83) / 83] x 100
Subtract the new number by the original number
313 - 83 = 230
230 ÷ 83 = 2.7710843373493974
2.7710843373493974 x 100 = 277.11%