276.35% is the change from 148 to 557
Calculation steps:
[( 557 - 148 ) ÷ 148] x 100 = 276.35%
Formula
Percentage change = [(557 - 148) / 148] x 100
Subtract the new number by the original number
557 - 148 = 409
409 ÷ 148 = 2.7635135135135136
2.7635135135135136 x 100 = 276.35%