-97.61% is the change from 251 to 6
Calculation steps:
[( 6 - 251 ) ÷ 251] x 100 = -97.61%
Formula
Percentage change = [(6 - 251) / 251] x 100
Subtract the new number by the original number
6 - 251 = -245
-245 ÷ 251 = -0.9760956175298805
-0.9760956175298805 x 100 = -97.61%