1.02% is the change from 197 to 199
Calculation steps:
[( 199 - 197 ) ÷ 197] x 100 = 1.02%
Formula
Percentage change = [(199 - 197) / 197] x 100
Subtract the new number by the original number
199 - 197 = 2
2 ÷ 197 = 0.01015228426395939
0.01015228426395939 x 100 = 1.02%