92.2% is the change from 449 to 863
Calculation steps:
[( 863 - 449 ) ÷ 449] x 100 = 92.2%
Formula
Percentage change = [(863 - 449) / 449] x 100
Subtract the new number by the original number
863 - 449 = 414
414 ÷ 449 = 0.9220489977728286
0.9220489977728286 x 100 = 92.2%