3.33% is the change from 901 to 931
Calculation steps:
[( 931 - 901 ) ÷ 901] x 100 = 3.33%
Formula
Percentage change = [(931 - 901) / 901] x 100
Subtract the new number by the original number
931 - 901 = 30
30 ÷ 901 = 0.033296337402885685
0.033296337402885685 x 100 = 3.33%