-42.25% is the change from 71 to 41
Calculation steps:
[( 41 - 71 ) ÷ 71] x 100 = -42.25%
Formula
Percentage change = [(41 - 71) / 71] x 100
Subtract the new number by the original number
41 - 71 = -30
-30 ÷ 71 = -0.4225352112676056
-0.4225352112676056 x 100 = -42.25%