-55.56% is the change from 36 to 16
Calculation steps:
[( 16 - 36 ) ÷ 36] x 100 = -55.56%
Formula
Percentage change = [(16 - 36) / 36] x 100
Subtract the new number by the original number
16 - 36 = -20
-20 ÷ 36 = -0.5555555555555556
-0.5555555555555556 x 100 = -55.56%