-90.06% is the change from 986 to 98
Calculation steps:
[( 98 - 986 ) ÷ 986] x 100 = -90.06%
Formula
Percentage change = [(98 - 986) / 986] x 100
Subtract the new number by the original number
98 - 986 = -888
-888 ÷ 986 = -0.9006085192697769
-0.9006085192697769 x 100 = -90.06%