49.17% is the change from 663 to 989
Calculation steps:
[( 989 - 663 ) ÷ 663] x 100 = 49.17%
Formula
Percentage change = [(989 - 663) / 663] x 100
Subtract the new number by the original number
989 - 663 = 326
326 ÷ 663 = 0.4917043740573152
0.4917043740573152 x 100 = 49.17%