-47.89% is the change from 71 to 37
Calculation steps:
[( 37 - 71 ) ÷ 71] x 100 = -47.89%
Formula
Percentage change = [(37 - 71) / 71] x 100
Subtract the new number by the original number
37 - 71 = -34
-34 ÷ 71 = -0.4788732394366197
-0.4788732394366197 x 100 = -47.89%