-41.18% is the change from 408 to 240
Calculation steps:
[( 240 - 408 ) ÷ 408] x 100 = -41.18%
Formula
Percentage change = [(240 - 408) / 408] x 100
Subtract the new number by the original number
240 - 408 = -168
-168 ÷ 408 = -0.4117647058823529
-0.4117647058823529 x 100 = -41.18%