-90.03% is the change from 983 to 98
Calculation steps:
[( 98 - 983 ) ÷ 983] x 100 = -90.03%
Formula
Percentage change = [(98 - 983) / 983] x 100
Subtract the new number by the original number
98 - 983 = -885
-885 ÷ 983 = -0.9003051881993896
-0.9003051881993896 x 100 = -90.03%