341.06% is the change from 151 to 666
Calculation steps:
[( 666 - 151 ) ÷ 151] x 100 = 341.06%
Formula
Percentage change = [(666 - 151) / 151] x 100
Subtract the new number by the original number
666 - 151 = 515
515 ÷ 151 = 3.410596026490066
3.410596026490066 x 100 = 341.06%