-97.49% is the change from 718 to 18
Calculation steps:
[( 18 - 718 ) ÷ 718] x 100 = -97.49%
Formula
Percentage change = [(18 - 718) / 718] x 100
Subtract the new number by the original number
18 - 718 = -700
-700 ÷ 718 = -0.9749303621169917
-0.9749303621169917 x 100 = -97.49%