3.2% is the change from 938 to 968
Calculation steps:
[( 968 - 938 ) ÷ 938] x 100 = 3.2%
Formula
Percentage change = [(968 - 938) / 938] x 100
Subtract the new number by the original number
968 - 938 = 30
30 ÷ 938 = 0.031982942430703626
0.031982942430703626 x 100 = 3.2%