Solve & Create: 3-Digit Addition/Subtraction Challenges

A bakery made 245 cookies on Monday and 378 cookies on Tuesday. How many cookies did they make in total?

• 623

• 700

• 600

• 500

There are 512 books in the library. If 178 books are checked out, how many books are left in the library?

• 512

• 334

• 450

• 300

A toy store had 456 toys. They sold 289 toys. How many toys are still in the store?

• 200

• 300

• 150

• 167

A farmer harvested 623 apples and then picked 145 more. How many apples does he have now?

• 765

• 600

• 800

• 768

In a school, there are 345 students in the morning session and 267 students in the afternoon session. How many students are there in total?

• 612

• 579

• 489

• 712

A zoo has 789 visitors on Saturday and 456 visitors on Sunday. How many visitors did the zoo have over the weekend?

• 1245

• 1000

• 1234

• 1300

A factory produced 432 toys in the first week and 298 toys in the second week. How many toys did the factory produce in total?

• 620

• 730

• 500

• 800

A concert had 654 attendees on Friday and 378 attendees on Saturday. How many attendees were there over the two days?

• 1032

• 800

• 900

• 1024

A library received 215 new books and then donated 128 books. How many new books does the library have now?

• 87

• 215

• 128

• 100

A school raised $345 from a bake sale and $267 from a car wash. How much money did they raise in total?

• 350

• 400

• 612

• 500