199.2% is the change from 249 to 745
Calculation steps:
[( 745 - 249 ) ÷ 249] x 100 = 199.2%
Formula
Percentage change = [(745 - 249) / 249] x 100
Subtract the new number by the original number
745 - 249 = 496
496 ÷ 249 = 1.9919678714859437
1.9919678714859437 x 100 = 199.2%