31.4% is the change from 449 to 590
Calculation steps:
[( 590 - 449 ) ÷ 449] x 100 = 31.4%
Formula
Percentage change = [(590 - 449) / 449] x 100
Subtract the new number by the original number
590 - 449 = 141
141 ÷ 449 = 0.31403118040089084
0.31403118040089084 x 100 = 31.4%