word problems

Lelani gathers 15 rocks at the beach. She tosses 6 rocks into the water. How many rocks does Lelani have left?

Abbey has 8 balloons, Helga gave her 9 balloons. How many balloons does Abbey have in all?

Aniken had a pizza with 8 slices and he ate 4 slices, how many slices does he have left?

Mrs. Marquez has 15 pens and she buys 5 more, how many pens does she have in all?

Mr. Cano had 29 gold tickets and gave 7 to some 4 B's students, how many gold tickets does he have now?

Ivory has 20 books, if she buys 7 more books, what is the total number of books will Ivory have?

There were 5 student in the class, 3 more came, how many students were in the class in all?

Raymond counted 15 ants crawling on the sidewalk. Then he found 3 more ants crawling. How many ants did Raymond see in all?

There were 12 students in the bus, 10 more students came to ride the bus, how many students were in the bus in all?

Ivory bought 15 sweets and she gave 8 to her sister, how many sweets does Ivory have left?

Ben has 10 lit Birthday candles. He blows out all 10 candles. How many candles does Ben have left?

RJ had 9 bananas, he ate 6, how many bananas does he have left?

Mrs. Jolynn has 1 stuff bear and her 8 students give her one each, how many bears does she have now?

Dibeli had 12 roses and she gave 2 to her teachers, how many does she have left?

Bert had 9 cookies, he ate 3, how many cookies does he have left?