0.31% is the change from 974 to 977
Calculation steps:
[( 977 - 974 ) ÷ 974] x 100 = 0.31%
Formula
Percentage change = [(977 - 974) / 974] x 100
Subtract the new number by the original number
977 - 974 = 3
3 ÷ 974 = 0.003080082135523614
0.003080082135523614 x 100 = 0.31%