There are eighteen exercise books on the teacher's table, and twelve inside her bag. How many exercise books are there altogether?

Anil collects 15 sea shells while Crystal collects 28 shells. How many shells do they have altogether?

Clyde has 16 marbles, Claudette has 17 and Sumintra has 21 marbles. How many marbles do they have altogether?

For a class party, Patty cut her cake into 24 slices, and Nikki cut another cake into 38 slices. How many slices of cake are there altogether?

Timmy bought a bag of sweets containing 32 sweets while Sara bought another bag containing 43 sweets. How many sweets are there altogether?

As a class treat, Miss Heidi baked 48 cup cakes while her sister, Debbie, baked 33 cup cakes. How many cup cakes did they make altogether?

Jack has 16 pens, and his cousin, Alvin has 12 more pens than Jack, how many pens do they have altogether?

Denise has 26 stamps in her collection, while her friend, Indra has 19 more stamps than Denise. How many stamps do they have altogether?

Claudette has $23 in her purse, while Jill has $19 more than Claudette. How much money do they have altogether?

Peter counted 29 birds in one cage at the zoo, while Janice counted 18 more birds in another cage. How many birds are there in both cages?