Estimating Sums & Solving Multi-Step Integer Problems

A bakery made 150 cookies in the morning and 75 cookies in the afternoon. Estimate how many cookies they made in total.

• 300

• 150

• 200

• 225

Liam has 120 marbles. He gave 45 marbles to his friend. How many marbles does Liam have left?

• 90

• 100

• 65

• 75

A school library has 1,200 books. If 350 books are checked out, estimate how many books are still in the library.

• 750

• 850

• 1,000

• 900

Emma collected 250 stickers. She lost 30 stickers and then received 50 more from her friend. How many stickers does she have now?

• 270

• 250

• 220

• 300

A farmer harvested 500 apples. He sold 200 apples at the market and then picked 100 more. How many apples does he have left?

• 450

• 400

• 300

• 600

A toy store had 300 toys. They sold 125 toys and received a shipment of 75 new toys. How many toys are in the store now?

• 250

• 325

• 200

• 275

A concert had 2,000 attendees. If 300 people left early, estimate how many people stayed until the end.

• 2000

• 1500

• 1800

• 1700

Samantha read 45 pages of a book on Monday and 60 pages on Tuesday. How many pages did she read in total?

• 105 pages

• 75 pages

• 90 pages

• 120 pages

A gardener planted 120 flowers. If 25 flowers died and he planted 30 more, how many flowers does he have now?

• 100

• 125

• 95

• 150

A video game store had 400 games. They sold 150 games and then received 50 new games. How many games are in the store now?

• 400

• 350

• 300

• 250