49.4% is the change from 417 to 623
Calculation steps:
[( 623 - 417 ) ÷ 417] x 100 = 49.4%
Formula
Percentage change = [(623 - 417) / 417] x 100
Subtract the new number by the original number
623 - 417 = 206
206 ÷ 417 = 0.4940047961630695
0.4940047961630695 x 100 = 49.4%