71.89% is the change from 249 to 428
Calculation steps:
[( 428 - 249 ) ÷ 249] x 100 = 71.89%
Formula
Percentage change = [(428 - 249) / 249] x 100
Subtract the new number by the original number
428 - 249 = 179
179 ÷ 249 = 0.7188755020080321
0.7188755020080321 x 100 = 71.89%