Rounding and Estimating Sums

What is 52 rounded to the nearest ten?

• 60

• 55

• 50

• 100

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

What is 238 rounded to the nearest ten?

• 200

• 300

• 230

• 240

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

What is 87 rounded to the nearest hundred?

• 100

• 0

• 90

• 80

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

What is 715 rounded to the nearest hundred?

• 720

• 800

• 700

• 710

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Which of these numbers does NOT round to 50 when rounded to the nearest 10?

• 55

• 45

• 51

• 47

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Estimate the sum: 35 + 44 =

• 90

• 79

• 70

• 80

Tags

CCSS.3.NBT.A.1

CCSS.3.NBT.A.2

Jill took 32 minutes to complete math homework and 16 minutes to complete reading. About how many minutes did Jill use for homework?

• 48 minutes

• 50 minutes

• 55 minutes

• 40 minutes

Tags

CCSS.3.MD.A.1

A museum has 237 works of art on the first floor. The second floor has 349 works of art. The third floor has 219 works of art. About how many works of art in all? (Use greatest place value.)

• 800

• 700

• 750

• 660

Tags

CCSS.3.NBT.A.1

CCSS.3.NBT.A.2

CCSS.3.OA.D.8

A team sweatshirt costs $38. What is this cost rounded to the nearest ten dollars?

• 10

• 30

• 35

• 40

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

There are 372 workers at a software company. What is this number rounded to the nearest hundred?

• 200

• 300

• 400

• 500

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3