289.47% is the change from 38 to 148
Calculation steps:
[( 148 - 38 ) ÷ 38] x 100 = 289.47%
Formula
Percentage change = [(148 - 38) / 38] x 100
Subtract the new number by the original number
148 - 38 = 110
110 ÷ 38 = 2.8947368421052633
2.8947368421052633 x 100 = 289.47%