0.26% is the change from 388 to 389
Calculation steps:
[( 389 - 388 ) ÷ 388] x 100 = 0.26%
Formula
Percentage change = [(389 - 388) / 388] x 100
Subtract the new number by the original number
389 - 388 = 1
1 ÷ 388 = 0.002577319587628866
0.002577319587628866 x 100 = 0.26%