Milk, chocolate and sugar

This task is about adding fractions with different denominators.
milk carton

a)  Cameron had \(3 \over 4\) of a cup of milk and Anika had \(1 \over 2\) of a cup.

     How many cups of milk did they have altogether? _____

chocolate chips

b)  Cameron had \(1 \over 6\) of a cup of chocolate chips and Anika had \(2 \over 3\) of a cup.

     How many cups of chocolate chips did they have altogether? _____

bag of sugar

c)  Cameron had \(1 \over 5\) of a cup of sugar and Anika had \(2 \over 3\) of a cup.

     How many cups of sugar did they have altogether? _____