-80.88% is the change from 251 to 48
Calculation steps:
[( 48 - 251 ) ÷ 251] x 100 = -80.88%
Formula
Percentage change = [(48 - 251) / 251] x 100
Subtract the new number by the original number
48 - 251 = -203
-203 ÷ 251 = -0.8087649402390438
-0.8087649402390438 x 100 = -80.88%