-15.83% is the change from 259 to 218
Calculation steps:
[( 218 - 259 ) ÷ 259] x 100 = -15.83%
Formula
Percentage change = [(218 - 259) / 259] x 100
Subtract the new number by the original number
218 - 259 = -41
-41 ÷ 259 = -0.1583011583011583
-0.1583011583011583 x 100 = -15.83%