2.99% is the change from 970 to 999
Calculation steps:
[( 999 - 970 ) ÷ 970] x 100 = 2.99%
Formula
Percentage change = [(999 - 970) / 970] x 100
Subtract the new number by the original number
999 - 970 = 29
29 ÷ 970 = 0.029896907216494847
0.029896907216494847 x 100 = 2.99%