Rounding Word Problems

What is the nearest ten to 87?

• 80

• 85

• 90

• 95

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

What should you do when you see the word ABOUT in a math problem?

• You should round the number.

• You should ignore the number.

• You should multiply the number by two.

• You should add ten to the number.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

If a number is 44, what is it rounded to the nearest ten?

• 30

• 40

• 50

• 20

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

What does it mean to round a number?

• To change a number to a nearby value that is easier to work with, usually to the nearest ten, hundred, or other place value.

• To increase a number to the next whole number regardless of its decimal value.

• To decrease a number to the nearest whole number without considering its decimal value.

• To multiply a number by ten to make it larger.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

What is the rule for rounding numbers?

• If the digit to the right of the place you are rounding to is 5 or more, round up.

• Always round down regardless of the digit.

• Round up if the digit is less than 5, otherwise round down.

• Round to the nearest ten, ignoring all other digits.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Why do we round numbers?

• To make them easier to work with, especially in estimation and mental math.

• To increase their value significantly.

• To convert them into fractions.

• To make them look more complex.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

If you round 67 to the nearest ten, what do you get?

• 60

• 65

• 70

• 75

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

What does the term 'nearest' mean in rounding?

• 'Nearest' refers to the closest value to the original number based on the place value you are rounding to.

• 'Nearest' means rounding up to the next whole number regardless of the decimal.

• 'Nearest' indicates the farthest value from the original number when rounding.

• 'Nearest' refers to rounding down to the previous whole number.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

If you have 72 apples and give away 30, how many do you have left when rounded to the nearest ten?

• 30 apples

• 40 apples

• 50 apples

• 60 apples

When rounding 553 to the nearest hundred, what is the result?

• 500

• 550

• 600

• 650

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3