-98.33% is the change from 418 to 7
Calculation steps:
[( 7 - 418 ) ÷ 418] x 100 = -98.33%
Formula
Percentage change = [(7 - 418) / 418] x 100
Subtract the new number by the original number
7 - 418 = -411
-411 ÷ 418 = -0.9832535885167464
-0.9832535885167464 x 100 = -98.33%