Median is the middle number in a sorted list of numbers. To determine the median value in a sequence of numbers, the numbers must first be arranged in value order from lowest to highest.
-12/4,18/5,-2.5,1/5,10
-12/4 = -3
18/5 = 3.6
-2.5 = -2.5
1/5 = 0.2 and
10 = 10 after arranging values from lowest to highest we get
-3, -2.5, 0.2, 3.6, 10 so median is 0.2
0.2 or 1/5 is the answer.