170.28% is the change from 249 to 673
Calculation steps:
[( 673 - 249 ) ÷ 249] x 100 = 170.28%
Formula
Percentage change = [(673 - 249) / 249] x 100
Subtract the new number by the original number
673 - 249 = 424
424 ÷ 249 = 1.7028112449799198
1.7028112449799198 x 100 = 170.28%