-98.74% is the change from 159 to 2
Calculation steps:
[( 2 - 159 ) ÷ 159] x 100 = -98.74%
Formula
Percentage change = [(2 - 159) / 159] x 100
Subtract the new number by the original number
2 - 159 = -157
-157 ÷ 159 = -0.9874213836477987
-0.9874213836477987 x 100 = -98.74%