143.84% is the change from 406 to 990
Calculation steps:
[( 990 - 406 ) ÷ 406] x 100 = 143.84%
Formula
Percentage change = [(990 - 406) / 406] x 100
Subtract the new number by the original number
990 - 406 = 584
584 ÷ 406 = 1.438423645320197
1.438423645320197 x 100 = 143.84%