-42.84% is the change from 698 to 399
Calculation steps:
[( 399 - 698 ) ÷ 698] x 100 = -42.84%
Formula
Percentage change = [(399 - 698) / 698] x 100
Subtract the new number by the original number
399 - 698 = -299
-299 ÷ 698 = -0.4283667621776504
-0.4283667621776504 x 100 = -42.84%