-28.57% is the change from 14 to 10
Calculation steps:
[( 10 - 14 ) ÷ 14] x 100 = -28.57%
Formula
Percentage change = [(10 - 14) / 14] x 100
Subtract the new number by the original number
10 - 14 = -4
-4 ÷ 14 = -0.2857142857142857
-0.2857142857142857 x 100 = -28.57%