227.7% is the change from 148 to 485
Calculation steps:
[( 485 - 148 ) ÷ 148] x 100 = 227.7%
Formula
Percentage change = [(485 - 148) / 148] x 100
Subtract the new number by the original number
485 - 148 = 337
337 ÷ 148 = 2.277027027027027
2.277027027027027 x 100 = 227.7%