-98.01% is the change from 251 to 5
Calculation steps:
[( 5 - 251 ) ÷ 251] x 100 = -98.01%
Formula
Percentage change = [(5 - 251) / 251] x 100
Subtract the new number by the original number
5 - 251 = -246
-246 ÷ 251 = -0.9800796812749004
-0.9800796812749004 x 100 = -98.01%