Rounding with Addition and Subtraction

Mr. Ledford has a mystery number. He says that his mystery rounds to 700. Which of the following could NOT be Mr. Ledford's number?

• 625

• 702

• 741

• 698

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Round 423 to the nearest hundred.

• 500

• 450

• 420

• 400

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Mrs. Hinson wants to solve the problem 27 + 91 by rounding the numbers to the nearest ten. What problem would Mrs. Hinson have if she rounded the numbers?

• 30+20

• 30+90

• 30+100

• 30+10

What is 54 rounded to the nearest ten?

• 50

• 60

• 100

• 55

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

What is $421 rounded to the nearest hundred?

• $400

• $430

• $500

• $420

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Ronell has 134 pencils. Will has 88 pencils. Dante has 74 pencils. About how many pencils do they have altogether to the nearest ten pencils?

• 900

• 321

• 200

• 270

Round 5,643 to the nearest HUNDREDS place.

• 5,000

• 5,600

• 5,700

• 6,000

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

What is 356 rounded to the nearest ten?

• 300

• 350

• 360

• 400

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

A type of estimation with specific rules for determining the closest value

• rounding

• sum

• estimation

• profit

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Estimate how many more miles were run last year than this year by rounding each number in the table to the nearest hundred and solving the problem