-47.06% is the change from 68 to 36
Calculation steps:
[( 36 - 68 ) ÷ 68] x 100 = -47.06%
Formula
Percentage change = [(36 - 68) / 68] x 100
Subtract the new number by the original number
36 - 68 = -32
-32 ÷ 68 = -0.47058823529411764
-0.47058823529411764 x 100 = -47.06%