-34.72% is the change from 72 to 47
Calculation steps:
[( 47 - 72 ) ÷ 72] x 100 = -34.72%
Formula
Percentage change = [(47 - 72) / 72] x 100
Subtract the new number by the original number
47 - 72 = -25
-25 ÷ 72 = -0.3472222222222222
-0.3472222222222222 x 100 = -34.72%