What is the purpose of using a hundreds chart in rounding?

• To find prime numbers

• To learn addition

• To count numbers from 1 to 100

• To identify numbers that are multiples of 10

If a number is 14, to which multiple of 10 should it be rounded?

• 5

• 15

• 10

• 20

Which number is closer to 20: 18 or 10?

• 18

• Neither

• 10

• Both are equally close

What should you do if a number is exactly halfway between two multiples of 10?

• Round down

• Round up

• Choose randomly

• Do not round

To which multiple of 10 should the number 21 be rounded?

• 20

• 30

• 15

• 25

If a number is 36, to which multiple of 10 should it be rounded?

• 30

• 50

• 40

• 35

What is the rule for rounding numbers that end in 1 through 4?

• Do not round

• Round to the nearest 5

• Round down

• Round up

What is the rule for rounding numbers that end in 5 or more?

• Round down

• Round up

• Round to the nearest 5

• Do not round

Which of the following numbers should be rounded to 30?

• 25

• 32

• 35

• 28

Which number is closer to 40: 36 or 30?

• Both are equally close

• 30

• Neither

• 36