Grade 2 Unit 4 Add/Subtract 2 digit and 3 digit numbers C.C.2.1.

The work below shows how Leah added two numbers. She made a mistake in her addition. Which digit in Leah’s sum is not correct?

• 6

• 5

• 7

There are 418 students and 32 teachers at Sunset School.

How many students and teachers in all?

• 386

• 450

• 738

Marlo’s brother rode his bike for 32 minutes on Monday and 120 minutes on Tuesday. How many more minutes did Marlo’s brother ride his bike on Tuesday than on Monday? Show or explain all your work.

• 88 minutes

• 90 minutes

• 100 minutes

• 85 minutes

One week, Bo’s Diner sold 267 sandwiches. Another week, the diner sold 358 sandwiches.

How many total sandwiches sold over the two weeks?

A boat can hold 975 pounds. The weight of the people on the boat is 387 pounds. How much more weight can be added to the boat?

• 588

• 612

• 698

At the beginning of summer, Tia had 17 bugs in her bug jar. At the end of summer, she had a total of 139 bugs in her bug jar.

What is the missing number in the boxes?

There are 500 students at a school. A total of 85 students went on a field trip. Choose the number of students that did not go on the field trip.

• 415

• 425

• 585