125.36% is the change from 138 to 311
Calculation steps:
[( 311 - 138 ) ÷ 138] x 100 = 125.36%
Formula
Percentage change = [(311 - 138) / 138] x 100
Subtract the new number by the original number
311 - 138 = 173
173 ÷ 138 = 1.2536231884057971
1.2536231884057971 x 100 = 125.36%