-96.98% is the change from 298 to 9
Calculation steps:
[( 9 - 298 ) ÷ 298] x 100 = -96.98%
Formula
Percentage change = [(9 - 298) / 298] x 100
Subtract the new number by the original number
9 - 298 = -289
-289 ÷ 298 = -0.9697986577181208
-0.9697986577181208 x 100 = -96.98%