111.03% is the change from 390 to 823
Calculation steps:
[( 823 - 390 ) ÷ 390] x 100 = 111.03%
Formula
Percentage change = [(823 - 390) / 390] x 100
Subtract the new number by the original number
823 - 390 = 433
433 ÷ 390 = 1.1102564102564103
1.1102564102564103 x 100 = 111.03%