Gr2 - S2 - Review Unit 10

How can you adjust the numbers in 752 - 347 to subtract? Choose all the correct answers.

• 750 - 349

• 750 - 345

• 749 - 350

• 755 - 350

What is the difference? Use base-ten shorthand to show your work. 439 - 212 = ?

How can you count on to subtract? Fill in the numbers on the number line and find the difference.

There are 523 shirts in a clothing store.

During a sale, customers buy 100 shirts.

How many shirts are LEFT in the store?

• 523 + 100

• 523 - 100

• 100 - 523

• 100 + 523

Pablo needs to sell 400 raffle tickets.

He has sold 268 tickets. How many does he still need to sell?

• 400 - 268

• 400 + 268

• 268 - 400

• 268 + 400

Adjust the numbers in 587 - 129 = ........ to subtract.

On Friday, 531 people go to the movie theater. On Saturday, 105 FEWER people go to the movie theater than Friday. How many people go to the movie theater on Friday and Saturday IN ALL?

• 957

• 426

• 636

• 105

602 - 10 = ?

• 702

• 601

• 592

• 502

Which needs decomposing to subtract 736 - 479?

479 = ....................

• 400 + 9 + 70

• 400 + 97

• 400 + 90 + 7

Is regrouping needed to subtract? Circle Yes or No. 573 - 258 = ?

• Yes

• No