Rounding and Estimation for Addition and Subtraction

Round 1,457 to the nearest hundred.

• 1,500

• 1,450

• 1,550

• 1,600

Round to the nearest hundred thousand:
149,754

• 100,000

• 200,000

• 150,000

• 140,000

Round 58,345 to the nearest thousand. 

• 58,000

• 59,000

• 9,000

• 58,300

Estimate the answer:

578 + 720

• 1300

• 1200

• 1290

• 1298

• A
• B
• C
• D

Round to the nearest ten to estimate 546 + 53.

• 600 + 50 = 650

• 550 + 50 = 600

• 500 + 60 = 560

• 550 + 100 = 650

Round to the nearest hundred to estimate 2,252 - 198.

• 2,300 - 200 = 2,100

• 2,000 - 200 = 1,800

• 2,200 - 200 = 2,000

• 2,250 - 200 = 2,050

Estimate the sum: 324 + 589 =

• 800

• 813

• 900

• 913

True or False. When you round to a specific place value, all of the numbers to it's right become zeros.

• True

• False

Which of the following numbers will NOT round to 400 when rounding to the nearest hundred?

• 409

• 445

• 345

• 398