68.27% is the change from 249 to 419
Calculation steps:
[( 419 - 249 ) ÷ 249] x 100 = 68.27%
Formula
Percentage change = [(419 - 249) / 249] x 100
Subtract the new number by the original number
419 - 249 = 170
170 ÷ 249 = 0.6827309236947792
0.6827309236947792 x 100 = 68.27%