2.26% is the change from 975 to 997
Calculation steps:
[( 997 - 975 ) ÷ 975] x 100 = 2.26%
Formula
Percentage change = [(997 - 975) / 975] x 100
Subtract the new number by the original number
997 - 975 = 22
22 ÷ 975 = 0.022564102564102566
0.022564102564102566 x 100 = 2.26%