i still dont get :

Jacob is baking chocolate chip cookies. The recipe
uses 3/4 cup of sugar. Jacob wants to make one-half
of a batch. How many cups of sugar does he need?
1/4?

In the fridge, Hannah had 2/3
of a quart of milk.
She used half of this milk when she had breakfast
cereal. How much milk did she use?
1/6?

1 answer

1/2 * 3/4 = 3/8

half of 2 is 1
half of 2/3 is 1/3
1/2 * 2/3 * 2/6 = 1/3