Review Questions

3rd NBT.1

Ms. Ton has 28 students in her class. To the nearest ten, how many students are in Ms. Ton’s class?

To the nearest 100, which number rounds to 500?

a. 438

b. 449

c. 540

d. 555

To the nearest ten, which number rounds to 80?

a. 70

b. 75

c. 85

d. 89

Kyle sold 213 raffle tickets. To the nearest hundred, about how many tickets did Kyle sell?

When rounding a 2 digit number to the nearest ten, how do you know when to round up to the greater ten?

The number 495 rounds to 500 when rounded to the nearest ten and to the nearest hundred. Explain why this is true?

Which shows 67 rounded to the nearest ten?

a. 60

b. 65

c. 70

d. 100

A store has 38 items on sale this week. To the nearest ten, about how many items are on sale at the store?

a. 40

b. 38

c. 35

d. 30

A park had 276 visitors. To the nearest ten, how many visitors did the park have that day?

a. 200

b. 270

c. 280

d. 300

Which shows 112 rounded to the nearest hundred?

a. 100

b. 110

c. 120

d. 130

Ms. Brown bowled a 185. What was her score to the nearest hundred?

a. 100

b. 190

c. 200

d. 300

Round 778 to the nearest hundred.

a. 700

b. 780

c. 800

d. 1,000

Which is the greatest number?

a. 503 rounded to the nearest ten

b. 474 rounded to the nearest hundred

c. 585 rounded to the nearest ten

d. 570 rounded to the nearest hundred

To the nearest hundred, which number does NOT round to 400?

a. 348

b. 372

c. 419

d. 446