71.43% is the change from 14 to 24
Calculation steps:
[( 24 - 14 ) ÷ 14] x 100 = 71.43%
Formula
Percentage change = [(24 - 14) / 14] x 100
Subtract the new number by the original number
24 - 14 = 10
10 ÷ 14 = 0.7142857142857143
0.7142857142857143 x 100 = 71.43%