Addition and Subtraction (3-digit)

Rani has 245 mangoes. She gives 123 mangoes to her friends. How many mangoes does Rani have left?

A train has 356 passengers. At the next station, 124 passengers get down and 98 passengers get on. How many passengers are there now?

In a school library, there are 478 books. 156 books are taken by students. How many books are left in the library?

A farmer has 789 apples. He sells 234 apples in the morning and 198 apples in the evening. How many apples does he have now?

A shopkeeper had 652 sweets. He bought 289 more sweets and then sold 374 sweets. How many sweets are left with him?

There are 1,234 students in three schools. School A has 456 students, School B has 389 students. How many students are in School C?