275.34% is the change from 146 to 548
Calculation steps:
[( 548 - 146 ) ÷ 146] x 100 = 275.34%
Formula
Percentage change = [(548 - 146) / 146] x 100
Subtract the new number by the original number
548 - 146 = 402
402 ÷ 146 = 2.7534246575342465
2.7534246575342465 x 100 = 275.34%