-24.21% is the change from 318 to 241
Calculation steps:
[( 241 - 318 ) ÷ 318] x 100 = -24.21%
Formula
Percentage change = [(241 - 318) / 318] x 100
Subtract the new number by the original number
241 - 318 = -77
-77 ÷ 318 = -0.24213836477987422
-0.24213836477987422 x 100 = -24.21%