3.23% is the change from 928 to 958
Calculation steps:
[( 958 - 928 ) ÷ 928] x 100 = 3.23%
Formula
Percentage change = [(958 - 928) / 928] x 100
Subtract the new number by the original number
958 - 928 = 30
30 ÷ 928 = 0.032327586206896554
0.032327586206896554 x 100 = 3.23%