8.31% is the change from 902 to 977
Calculation steps:
[( 977 - 902 ) ÷ 902] x 100 = 8.31%
Formula
Percentage change = [(977 - 902) / 902] x 100
Subtract the new number by the original number
977 - 902 = 75
75 ÷ 902 = 0.08314855875831485
0.08314855875831485 x 100 = 8.31%