54.98% is the change from 251 to 389
Calculation steps:
[( 389 - 251 ) ÷ 251] x 100 = 54.98%
Formula
Percentage change = [(389 - 251) / 251] x 100
Subtract the new number by the original number
389 - 251 = 138
138 ÷ 251 = 0.549800796812749
0.549800796812749 x 100 = 54.98%