-97.92% is the change from 240 to 5
Calculation steps:
[( 5 - 240 ) ÷ 240] x 100 = -97.92%
Formula
Percentage change = [(5 - 240) / 240] x 100
Subtract the new number by the original number
5 - 240 = -235
-235 ÷ 240 = -0.9791666666666666
-0.9791666666666666 x 100 = -97.92%