2675% is the change from 24 to 666
Calculation steps:
[( 666 - 24 ) ÷ 24] x 100 = 2675%
Formula
Percentage change = [(666 - 24) / 24] x 100
Subtract the new number by the original number
666 - 24 = 642
642 ÷ 24 = 26.75
26.75 x 100 = 2675%
Example