391.11% is the change from 90 to 442
Calculation steps:
[( 442 - 90 ) ÷ 90] x 100 = 391.11%
Formula
Percentage change = [(442 - 90) / 90] x 100
Subtract the new number by the original number
442 - 90 = 352
352 ÷ 90 = 3.911111111111111
3.911111111111111 x 100 = 391.11%