0.2% is the change from 977 to 979
Calculation steps:
[( 979 - 977 ) ÷ 977] x 100 = 0.2%
Formula
Percentage change = [(979 - 977) / 977] x 100
Subtract the new number by the original number
979 - 977 = 2
2 ÷ 977 = 0.0020470829068577278
0.0020470829068577278 x 100 = 0.2%