Rounding With a Vertical Number Line

Choose all the ways you can EXPLAIN how you solved a rounding problem.

• Draw a vertical number line with all the needed numbers and an arrow pointing from the rounded number to where it rounds.

• Write 4 and below let it go or 5 and above give it a shove.

• Draw a rounding hill with all the needed numbers and an arrow pointing from the rounded number to where it rounds.

• Write the number is above the halfway point or below the halfway point so that's why it rounds where I said.

What is 52 rounded to the nearest ten?

• 50

• 60

• 70

• 80

What is 44 rounded to the nearest ten?

• 40

• 50

• 60

• 70

What is 76 rounded to the nearest ten?

• 70

• 80

• 90

• 100

Which letters would round to 40?

• all of them

• A, C and D

• A

• A and C

• A and B

Which letter or letters round to 700?

• all of them

• B and D

• C and D

• D

• B and C and D

If you are rounding to the nearest ten, which dot or dots would round to 60?

• D

• all of them

• C and D

• B and C and D

76 is between which two benchmark numbers?

• 70 and 80

• 80 and 90

• 90 and 100

If you are rounding to the nearest ten, which dot or dots would round to 60?

• D

• all of them

• C and D

• B and C and D

If you are rounding to the nearest thousand, which dot or dots would round to 3,000 on this number line?

• all of them

• C

• B and C

• none of them

• C and D