2.58% is the change from 968 to 993
Calculation steps:
[( 993 - 968 ) ÷ 968] x 100 = 2.58%
Formula
Percentage change = [(993 - 968) / 968] x 100
Subtract the new number by the original number
993 - 968 = 25
25 ÷ 968 = 0.025826446280991736
0.025826446280991736 x 100 = 2.58%