1.23% is the change from 977 to 989
Calculation steps:
[( 989 - 977 ) ÷ 977] x 100 = 1.23%
Formula
Percentage change = [(989 - 977) / 977] x 100
Subtract the new number by the original number
989 - 977 = 12
12 ÷ 977 = 0.012282497441146366
0.012282497441146366 x 100 = 1.23%