2/5 : 3/6

To compare these two fractions, we need to make sure they have the same denominator.

First, let's simplify both fractions: 2/5 = 2 ÷ 1 / 5 ÷ 1 = 2/5 3/6 = 3 ÷ 3 / 6 ÷ 3 = 1/2

Now, the fractions have the same denominator, so we can compare them: 2/5 < 3/6

Therefore, 2/5 is less than 3/6.