296.67% is the change from 90 to 357
Calculation steps:
[( 357 - 90 ) ÷ 90] x 100 = 296.67%
Formula
Percentage change = [(357 - 90) / 90] x 100
Subtract the new number by the original number
357 - 90 = 267
267 ÷ 90 = 2.966666666666667
2.966666666666667 x 100 = 296.67%