144.85% is the change from 408 to 999
Calculation steps:
[( 999 - 408 ) ÷ 408] x 100 = 144.85%
Formula
Percentage change = [(999 - 408) / 408] x 100
Subtract the new number by the original number
999 - 408 = 591
591 ÷ 408 = 1.4485294117647058
1.4485294117647058 x 100 = 144.85%