58.23% is the change from 249 to 394
Calculation steps:
[( 394 - 249 ) ÷ 249] x 100 = 58.23%
Formula
Percentage change = [(394 - 249) / 249] x 100
Subtract the new number by the original number
394 - 249 = 145
145 ÷ 249 = 0.5823293172690763
0.5823293172690763 x 100 = 58.23%