166.27% is the change from 249 to 663
Calculation steps:
[( 663 - 249 ) ÷ 249] x 100 = 166.27%
Formula
Percentage change = [(663 - 249) / 249] x 100
Subtract the new number by the original number
663 - 249 = 414
414 ÷ 249 = 1.6626506024096386
1.6626506024096386 x 100 = 166.27%