1175% is the change from 24 to 306
Calculation steps:
[( 306 - 24 ) ÷ 24] x 100 = 1175%
Formula
Percentage change = [(306 - 24) / 24] x 100
Subtract the new number by the original number
306 - 24 = 282
282 ÷ 24 = 11.75
11.75 x 100 = 1175%
Example