3.13% is the change from 957 to 987
Calculation steps:
[( 987 - 957 ) ÷ 957] x 100 = 3.13%
Formula
Percentage change = [(987 - 957) / 957] x 100
Subtract the new number by the original number
987 - 957 = 30
30 ÷ 957 = 0.03134796238244514
0.03134796238244514 x 100 = 3.13%