Multiples
Factors
Rounding
Prime/Composite
Area/Perimeter
100

What are multiples?

The numbers you get when you multiply by a certain number 

OR

The numbers you land on when you skip count by a certain number

100
What are the factors of 8
1, 2, 4
100

23,244 rounded to the nearest thousand

23,000

100
Which number is prime? A. 20 B. 15 C. 10 D. 5
D. 5
100

If a rectangle is 24 inches long and 12 inches wide, what is the perimeter?

The perimeter is 72 inches.

200
Name the first five multiples of 3.
3, 6, 9, 12, 15.
200

What are factors?

the numbers you multiply together to equal a given number.

200

145,920 rounded to the nearest ten thousand

150,000

200
Which number is composite. A. 4 B. 5 C. 11 D. 17
A. 4
200

If a rectangle has a length of 8 centimeters and a width of 5 centimeters, what is the area of the rectangle?

40 square centimeters

300
Name the first five multiples of 7.
7, 14, 21, 28, 35
300

What are the factors of 18?

1, 2, 3, 6, 9, 18

300

894,281 rounded to the highest place value

900,000

300

Which number is prime?

a. 21  b. 35  c. 7  d. 49

C. 7
300

If a rectangle has an area of 20 square inches and a length of 5 inches, what is the width?

4 inches

400

Is 63 a multiple of 3?

Yes

400
Name the factors of 20
What is 1, 2, 4, 5, 10, 20
400

4,256,892 rounded to the nearest ten thousand

 4,260,000

400

Are numbers that end in 5 prime or composite? How do you know?

Composite because if it ends in 5 then 5 is a factor
400

If a rectangle has a perimeter of 46 feet and a width of 20 feet, what is the length?

3 feet

500

Is 1,024 a multiple of 5?

No

500
Name the factors of 100.
1, 2, 4, 5, 10, 20, 25, 50, 100
500

99,124 rounded to the nearest thousand

100,000

500

What is the difference between prime and composite numbers?

Prime numbers only have 1 set of factors (1 and itself).

Composite numbers have more than one set of factors and can be split equally in multiple ways.

500

If a square has an area of 16 square feet, what is the length and width?

4 feet

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