-90.13% is the change from 993 to 98
Calculation steps:
[( 98 - 993 ) ÷ 993] x 100 = -90.13%
Formula
Percentage change = [(98 - 993) / 993] x 100
Subtract the new number by the original number
98 - 993 = -895
-895 ÷ 993 = -0.9013091641490433
-0.9013091641490433 x 100 = -90.13%