-71.05% is the change from 38 to 11
Calculation steps:
[( 11 - 38 ) ÷ 38] x 100 = -71.05%
Formula
Percentage change = [(11 - 38) / 38] x 100
Subtract the new number by the original number
11 - 38 = -27
-27 ÷ 38 = -0.7105263157894737
-0.7105263157894737 x 100 = -71.05%