-98.99% is the change from 296 to 3
Calculation steps:
[( 3 - 296 ) ÷ 296] x 100 = -98.99%
Formula
Percentage change = [(3 - 296) / 296] x 100
Subtract the new number by the original number
3 - 296 = -293
-293 ÷ 296 = -0.9898648648648649
-0.9898648648648649 x 100 = -98.99%