-97.96% is the change from 98 to 2
Calculation steps:
[( 2 - 98 ) ÷ 98] x 100 = -97.96%
Formula
Percentage change = [(2 - 98) / 98] x 100
Subtract the new number by the original number
2 - 98 = -96
-96 ÷ 98 = -0.9795918367346939
-0.9795918367346939 x 100 = -97.96%