49.4% is the change from 662 to 989
Calculation steps:
[( 989 - 662 ) ÷ 662] x 100 = 49.4%
Formula
Percentage change = [(989 - 662) / 662] x 100
Subtract the new number by the original number
989 - 662 = 327
327 ÷ 662 = 0.49395770392749244
0.49395770392749244 x 100 = 49.4%