Free Printable Unit 3: Perform Operations Review

Worksheets

Unit 3: Perform Operations Review

Total questions: 82

Worksheet time: 3hrs 35mins

Name

Class

Date

Check all the correct answers.

Which of the following numbers have 2 as a factor?

Check all the correct answers.

Which of the following numbers have 5 as a factor?

Is 3 a factor of 21?

yes

Is 3 a factor of 26?

yes

Is 5 a common factor of 75 and 80?

yes

Is 8 a common factor of 72 and 96?

yes

Find the missing factor.

28 = 7 x (a)

Find ALL FACTORS of 24

1, 2, 12, 24

1, 2, 8, 24

1, 2, 3, 4, 5, 6, 8, 12, 24

1, 2, 3, 4, 6, 8, 12, 24

Which number is a factor of 10

10.

Which number is a factor of 18

11.

Which number is a factor of 42?

12.

Which number is a factor of 23?

13.

Which lists all the factors of 15?

1, 7, 8, 15

1, 15

1, 3, 5, 15

3, 5, 15

14.

All even numbers have which number as a factor?

15.

Is 5 a factor of 32?

yes

16.

What is the first prime number?

17.

Are 0 and 1 prime numbers?

yes

18.

List the first 5 prime numbers:

1,2,3,4,5

2,3,4,5,6

2,3,5,7,8

2,3,5,7,11

19.

What are all prime numbers divisable by?

1, 2, and itself

1 and itself

Every number from 1-10

They aren't divisable at all

20.

True or False: A composite number is able to be divided by more than two numbers.

True

False

21.

Is 29 prime or composite?

Prime

Composite

22.

Is 35 prime or composite?

prime

composite

23.

Write 36 as the product of it's prime factors...

2 x 2 x 3 x 3

2 x 2 x 2 x 3

2² x 3²

2² x 3

24.

2 x 2 x 2 or 2³is the prime factorization of

25.

Which is the prime factorization of 12?

2 x 6

2 + 2 + 2 + 2 + 2 + 2

2² x 3

1 x 2² x 3

26.

Using a Factor Tree, find the prime factorization of 75.

5² x 3

5 x 5 x 3

3² x 5

15 x 5

27.

Create a factor tree and find the prime factorization for 80

2⁴⋅5

4²⋅5

2⋅2⋅2

8⋅5⋅2

28.

What is the Prime Factorization of 144?

2⁴x 3²

2²x 3⁴

2⁴x 3⁴

2² x 3 x 3²

29.

Use a number tree to find the prime factorization of 64

4x4x4

4x4x2x2

2x2x2x2x2x2

4x4x2x1

30.

Use a number tree to find the prime factorization of 18

3x2x2

3x3x3

33x3

3x3x2

31.

Marcy has 67.95 lbs of candy. If she puts the candy into 9 jars, how many pounds of candy will each jar contain?

7.55

5.77

7.57

5.75

32.

Jacob and his buddies paid $35.01 at a football game to buy 9 cheeseburger meals. how much did each cheeseburger meal cost?

$2.85

$2.89

$3.84

$3.89

33.

Mrs. Rouse has a piece pf ribbon that is 2.65 feet long. She cuts it into 5 equal pieces. Which is the best estimate of each piece of ribbon?

0.4 foot

0.5 foot

4 feet

5 feet

34.

Harriet had 6 pounds of nails that cost $35.34. If each pound of nails was the same price, how much was one pound of nails?

$8.59

$5.98

$5.89

$8.95

35.

A plant grew 23.8 inches over 8 weeks. Which is the best estimate of the average number of inches the plant grew each week?

0.2 inch

0.3 inch

2 inches

3 inches

36.

A plant grew 23.8 inches over 8 weeks. Which is the best estimate of the average number of inches the plant grew each week?

0.2 inch

0.3 inch

2 inches

3 inches

37.

4.5 x 6.2

2,790

279

27.9

2.79

38.

0.35 x 6

210

2.1

0.21

39.

1.3 x 9

117

11.7

1.7

0.117

40.

0.23 x 5.4

1,242

124.2

12.42

1.242

41.

42.1 x 0.59

24,839

248.39

24.839

2.4839

42.

Marley used 45 gallons of water to fill 8 fish tanks. She put an equal amount of water in each fish tank. How much water did she put in each tank?

5 gallons

6 gallons

6 and 5/8 gallons

5 and 5/8 gallons

43.

Makenzie has 67 yards of fabric. She is making 12 small blankets. She uses an equal amount of fabric per blanket. How much fabric will she use per blanket?

12/67 of a yard

13 yards

5 and 7/12 of a yard

8 and 5/12 of a yard

44.

6,924 divided by 5

1,834 R 4

1,348 R 4

1,384 R 4

1,438 R 4

45.

87 / 9

9 R6

81 R6

10 R3

46.

#1. The detective's file cabinet holds 275 hanging folders. Each folder holds 8 case files except one. How many files are in that folder?

47.

#2. The detective has 27 batteries for his flashlights. Each flashlight needs 5 batteries. How many flashlights can he use?

48.

A local charity is collecting gifts for children in need. They have 9 children and 112 presents to share equally. How many gifts will each child receive?

49.

Frank baked ornament shaped cookies for seven of his closest friends. Each friend will receive one cookie. He baked 132 cookies and wants to give the leftovers to his Mom. How many cookies will his Mom receive?

50.

Taylor is having a holiday party for her family and friends. She wants to give each guest a special ornament as a party favor. A package has 6 ornaments. How many packages does she need for 131 guests?

51.

Treehouse Elementary is putting on a holiday pageant for their families. They have 198 people attending and 8 people can fit in a row in the auditorium. They want to fill each row equally. How many people will sit in the last row?

52.

Ben is filling mini holiday stockings for his 7 friends. He has 163 pieces of candy to share amongst his friends. How many pieces of candy will each friend get in a gift bag?

53.

A farmer is packaging bags of grapes for a farmer's market. He has 100 pounds of grapes. He has eight bags and wants to put an equal amount in each bag and have no leftovers. How many pounds should the farmer put in each bag?

4 - remainder is the answer

12 - ignore the remainder

13 - round up

12 1/2 - turn into a fraction

54.

A teacher wants to give 4 pencils to each of her 20 students. Pencils come in packages of 6. How many packages of pencils will the teacher need to buy?

14 (use it to round)

13 (drop it)

13 2/6 (change it to a fraction)

2 (focus on it)

55.

Mae has 167 sunflower plants. She wants to plant them in rows of 3. How many plants will be in the last row?

55 (drop it)

2 (focus on it)

56 (use it to round)

55 r 2

56.

Mr. Adams is cutting wood to make holiday decorations. He wants to make six candy canes. He has 117 feet of wood and wants to make sure that the candy canes are equal in length. How long should each candy cane be?

19 1/2 feet

19 feet

3 feet

20 feet

57.

Ms. Hollstegge has 170 M&Ms. She wants to put 7 on each cupcake and she'll eat the rest. How many M&Ms will she get to eat?

24 r2

58.

A group of 78 football players are traveling to East Central for the championship game. A van holds 7 passengers. How many vans do they need to transport all of the players?

11 r1

11 (drop it)

12 (use it to round up)

1 (focus on it-remainder is the answer)

59.

The SLSD 5th graders are attending a holiday performance at a theater. There are 476 students. A row can hold nine students. How many students will sit in the last row?

52.8

52 (drop it)

53 (use it to round)

8 (focus on it)

60.