Question

Ivan is putting books in his bookcase. He has

already put 74 books in the bookcase but he has
225 books. How many more books does he have to
put in the bookcase?

Answer 1

151

Explanation:

because 225-74 =151

Answer 2

151 books

There are 225 books, and 74 have already been placed on the shelf. Subtract 225 minus 74 to find that Ivan needs to place 151 more books on the shelf.