Multi-Step 3-Digit Addition & Subtraction Challenge

Lily has 245 marbles. She buys 378 more marbles and then gives away 129 marbles. How many marbles does she have now?

• 623

• 245

• 494

• 378

A bookstore sold 512 books in January and 289 books in February. If they received a shipment of 150 books, how many books do they have in total now?

• 150

• 800

• 512

• 289

Tom collected 456 stickers. He lost 123 stickers and then found 78 more. How many stickers does he have now?

• 456

• 345

• 500

• 411

A farmer harvested 345 apples and then picked 267 more. If he sold 198 apples, how many apples does he have left?

• 267

• 198

• 345

• 414

Sarah read 128 pages of a book in the first week and 245 pages in the second week. If she plans to read 100 more pages, how many pages will she have read in total?

• 473

• 450

• 400

• 350

A toy store had 678 toys. They sold 245 toys and then received a new shipment of 150 toys. How many toys do they have now?

• 700

• 400

• 500

• 583

In a school, there are 432 students in the morning session and 289 students in the afternoon session. If 75 students transferred to another school, how many students are left?

• 500

• 600

• 646

• 700

A bakery made 512 cookies. They sold 278 cookies in the morning and 145 cookies in the afternoon. How many cookies are left?

• 150

• 75

• 89

• 100

Emma has 345 stickers. She gives 123 stickers to her friend and then buys 89 more. How many stickers does she have now?

• 200

• 400

• 250

• 311

A library had 789 books. They donated 234 books and then received 150 new books. How many books does the library have now?

• 705

• 900

• 789

• 555