-14.74% is the change from 251 to 214
Calculation steps:
[( 214 - 251 ) ÷ 251] x 100 = -14.74%
Formula
Percentage change = [(214 - 251) / 251] x 100
Subtract the new number by the original number
214 - 251 = -37
-37 ÷ 251 = -0.14741035856573706
-0.14741035856573706 x 100 = -14.74%