3rd Grade Multi-Digit Word Problems: Sums & Differences

Lily has 245 marbles, and she buys 178 more. How many marbles does she have now?

• 350

• 500

• 400

• 423

Tom read 312 pages of a book. He plans to read 145 more pages. How many pages will he have read in total?

• 450

• 300

• 457

• 500

A bakery made 456 cookies in the morning and 289 cookies in the afternoon. How many cookies did they make altogether?

• 600

• 800

• 500

• 745

Sarah has 600 stickers. She gave 275 stickers to her friend. How many stickers does she have left?

• 600

• 275

• 400

• 325

A toy store had 1,250 toys. They sold 487 toys. How many toys are still in the store?

• 650

• 763

• 800

• 900

In a classroom, there are 320 pencils. If 145 pencils are broken, how many pencils are still usable?

• 320

• 200

• 175

• 145

A farmer harvested 1,200 apples. He sold 678 apples at the market. How many apples does he have left?

• 522

• 800

• 450

• 600

Emma collected 450 seashells. She found 125 more on her trip. How many seashells does she have now?

• 300

• 5750

• 575

• 450

A library has 1,500 books. If 325 books are checked out, how many books remain in the library?

• 1200

• 1300

• 1500

• 1175

During a sale, a store had 800 shirts. They sold 256 shirts. How many shirts are left in the store?

• 544

• 512

• 600

• 400