estimating quotients

What is the best way to change these numbers to make them FRIENDLY for estimation?

• 2700 ÷ 30

• 2000 ÷ 30

• 3000 ÷ 33

• 2700 ÷ 33

Tags

CCSS.5.NBT.B.6

What is the best way to change these numbers to make them FRIENDLY for estimation?

• 5800 ÷ 60

• 5800 ÷ 62

• 5400 ÷ 60

• 6000 ÷ 62

Tags

CCSS.5.NBT.B.6

What is the best way to change these numbers to make them FRIENDLY for estimation?

• 4000 ÷ 21

• 4000 ÷ 20

• 4200 ÷ 22

• 4250 ÷ 20

Tags

CCSS.5.NBT.B.6

What is the best way to change these numbers to make them FRIENDLY for estimation?

• 7200 ÷ 81

• 7200 ÷ 80

• 7300 ÷ 81

• 7300 ÷ 80

Tags

CCSS.5.NBT.B.6

Use compatible numbers to estimate.

7,233 ÷ 84

• 8500 ÷ 85 = 100

• 8,100 ÷ 90 = 90

• 7,200 ÷ 80 = 90

• 8,000 ÷ 80 = 100

Tags

CCSS.5.NBT.B.6

Use compatible numbers to estimate.

568 ÷ 34

• 570 ÷ 30

• 600 ÷ 30

• 560 ÷ 30

• 550 ÷ 30

Tags

CCSS.5.NBT.B.6

Use compatible numbers to estimate.

4,479 ÷ 89

• 4,500 ÷ 90

• 4,400 ÷ 90

• 4,000 ÷ 90

• 4,500 ÷ 80

Tags

CCSS.5.NBT.B.6

Alec needs to save $376. He plans to rake fall leaves for $12 per lawn. Using compatible numbers, write an estimate that shows the number of lawns he will need to rake.

• $400÷$10

• $370÷$12

• $370÷$15

• $375÷$12

Tags

CCSS.5.NBT.B.6

CCSS.5.OA.A.2

Which number sentence with compatible numbers is the most reasonable estimate of the quotient for 478 ÷ 47?

• 500 ÷ 25

• 500 ÷ 50

• 480 ÷ 50

• 500 ÷ 40

Tags

CCSS.5.NBT.B.6

Mr. Rodriguez’s construction company built an office building that is 1,848 feet tall. Each floor of the building is 14 feet high. About how many floors are in the building? Write an estimate.

• 1850 ÷ 15

• 1,800 ÷ 15

• 1,800 ÷ 10

• 1,850 ÷ 14

Tags

CCSS.5.NBT.B.6

CCSS.5.NF.B.3