2.89% is the change from 970 to 998
Calculation steps:
[( 998 - 970 ) ÷ 970] x 100 = 2.89%
Formula
Percentage change = [(998 - 970) / 970] x 100
Subtract the new number by the original number
998 - 970 = 28
28 ÷ 970 = 0.0288659793814433
0.0288659793814433 x 100 = 2.89%