282.83% is the change from 99 to 379
Calculation steps:
[( 379 - 99 ) ÷ 99] x 100 = 282.83%
Formula
Percentage change = [(379 - 99) / 99] x 100
Subtract the new number by the original number
379 - 99 = 280
280 ÷ 99 = 2.8282828282828283
2.8282828282828283 x 100 = 282.83%