Multiplication and Division: Master the Basics for 4th Graders

Question 1

How can understanding the difference between multiplication and repeated addition help you solve real-life problems?

Accepted Answer

Multiplication is a faster way to find the total when adding the same number multiple times.

Answer

Repeated addition is more accurate than multiplication when finding the total.

Answer

Multiplication is only used to find the total of equal groups, while repeated addition can be used for any type of addition.

Answer

Understanding this difference is not helpful in solving real-world problems.

Question 2

When you divide 3/4 by 1/2, what is the answer?

Accepted Answer

1 1/2

Answer

1/4

Answer

3/8

Question 3

A fruit vendor has 185 apples. She wants to pack them into bags that hold 6 apples each. How many bags can she fill?

Accepted Answer

30

Answer

29

Answer

31

Answer

32

Question 4

Imagine you have 3 boxes, each with 4 apples. How does thinking about multiplication as adding the same number repeatedly help you understand how multiplication and division are connected?

Accepted Answer

Multiplication is like adding a number to itself over and over again. Division is like taking away a number from itself over and over again.

Answer

Multiplication and division are the same thing, just written differently.

Answer

Multiplication and division are not related to each other.

Question 5

The school cafeteria has 3/4 of a pizza left at the end of lunch. The cafeteria workers want to divide the remaining pizza equally among the 5 teachers on duty. How much pizza will each teacher get?

Accepted Answer

3/20

Answer

1/4

Answer

5/4

Answer

1/5

Question 6

A rectangular garden measures 5 meters long and 3 meters wide. How do we use multiplication to find the area of this garden?

Accepted Answer

Multiply the length and width to get the area of 15 square meters.

Answer

Multiply the length and width to get the perimeter of 16 meters.

Answer

Multiply the length and height to get the volume of 15 cubic meters.

Question 7

A farmer has 24 chickens. He wants to divide them equally into coops that can hold 4 chickens each. How many coops does he need?

Accepted Answer

6

Answer

4

Answer

8

Answer

12

Question 8

A farmer has 24 chickens. He wants to put them in coops that can each hold 4 chickens. How many coops does the farmer need?

Accepted Answer

6

Answer

4

Answer

12

Question 9

Which way shows how to multiply 15 and 23?

Accepted Answer

15 x 23

Answer

15 + 23

Answer

15 - 23

Answer

15 / 23

Question 10

A garden shaped like a rectangle is 12 feet long and 8 feet wide. What is the area of the garden?

Accepted Answer

60 square feet

Answer

20 square feet

Answer

40 square feet

Answer

80 square feet

Question 11

Which of these is NOT a good way to solve multiplication problems?

Accepted Answer

Dividing by 2

Answer

Using arrays

Answer

Multiplying by 10 and adjusting

Answer

Adding repeatedly

Question 12

Mrs. Smith has 12 cookies. She wants to share them equally among 4 students. How many cookies will each student receive?

Accepted Answer

3

Answer

2

Answer

4

Answer

6

Question 13

Which of these shows the multiples of 5?

Accepted Answer

{5, 10, 15, 20, 25}

Answer

{2, 4, 6, 8, 10}

Answer

{3, 6, 9, 12, 15}

Answer

{1, 2, 3, 4, 5}

Question 14

What is the area of a rectangle that is 5 cm long and 3 cm wide?

Accepted Answer

15 cm²

Answer

8 cm²

Answer

25 cm²

Answer

30 cm²

Question 15

A car drives 240 miles in 4 hours. What is the car's average speed in miles per hour?

Accepted Answer

60 mph

Answer

40 mph

Answer

80 mph

Answer

100 mph

Question 16

Which of these shows 3 multiplied by 7?

Accepted Answer

21

Answer

28

Answer

35

Answer

42

Question 17

What's the answer when you divide 24 by 4?

Accepted Answer

6

Answer

4

Answer

8

Answer

12

Question 18

A square garden is 8 feet by 8 feet. What is the total area of the garden?

Accepted Answer

64 sq ft

Answer

16 sq ft

Answer

32 sq ft

Answer

128 sq ft

Question 19

To find the product of 4 and 7, we use the operation of:

Accepted Answer

Multiplication (×) : 4 × 7

Answer

Addition (+) : 4 + 7

Answer

Subtraction (-) : 4 - 7

Answer

Division (÷) : 4 ÷ 7

Question 20

A store has 6 boxes, and each box contains 8 pencils. What is the total number of pencils in all the boxes?

Accepted Answer

48 (6 × 8)

Answer

14 (6 + 8)

Answer

54 (6 - 8)

Answer

64 (8 - 6)

Question 21

A farmer wants to put 24 sheep into 4 pens equally. How many sheep will be in each pen?

Accepted Answer

4 (24 ÷ 4)

Answer

6 (24 × 4)

Answer

8 (24 - 4)

Answer

12 (24 + 4)

Question 22

A store sells apples in packs of 6. If they have 30 apples, how many packs can they make?

Accepted Answer

4 (30 ÷ 6)

Answer

5 (30 × 6)

Answer

6 (30 - 6)

Answer

7 (30 + 6)

Question 23

A train travels 240 miles in 4 hours. What is its average speed in miles per hour?

Accepted Answer

40 (240 ÷ 4)

Answer

60 (240 × 4)

Answer

80 (240 - 4)

Answer

100 (240 + 4)

Question 24

When you divide 15 by 4, what is the leftover number called?

Accepted Answer

Remainder (3)

Answer

Dividend (15)

Answer

Divisor (4)

Answer

Quotient (3)

Question 25

A farmer has 96 oranges. He wants to share them equally among 4 friends. How many oranges will each friend get?

Accepted Answer

24

Answer

22

Answer

26

Answer

28

Question 26

How is division similar to repeated subtraction?

Accepted Answer

Division is like taking a number (the dividend) and repeatedly taking away another number (the divisor) until you can't take away anymore.

Answer

Division is the opposite of multiplication.

Answer

Repeated subtraction is only used to check the answer to a division problem.

Question 27

To calculate the area of a rectangle using multiplication, which formula should you use?

Accepted Answer

Length multiplied by Width

Answer

Length divided by Width

Answer

Length added to Width

Question 28

How can an array be used to show a multiplication problem?

Accepted Answer

An array can show a multiplication problem by dividing it into equal rows and columns, then counting the total number of objects in the array.

Answer

An array can show a multiplication problem by adding all the numbers in the array.

Answer

An array can show a multiplication problem by subtracting the numbers in the array.

Answer

An array cannot show a multiplication problem.

Question 29

A rectangular garden has a length of 8 feet and a width of 6 feet. What is the perimeter of the garden?

Accepted Answer

28 feet

Answer

14 feet

Answer

32 feet

Answer

48 feet

Question 30

A farmer has 100 apples to pack into boxes that hold 12 apples each. How many complete boxes can the farmer make, and how many apples will be left over?

Accepted Answer

8 boxes, 4 apples left over

Answer

12 boxes, 4 apples left over

Answer

8 boxes, 8 apples left over

Question 31

What is the result when you multiply 345 by 23?

Accepted Answer

7,895

Answer

6,895

Answer

8,895

Question 32

A rectangular garden measures 12 feet by 8 feet. What is the area of the garden?

Accepted Answer

96 square feet

Answer

20 square feet

Answer

60 square feet

Answer

100 square feet

Question 33

Which multiplication expression equals 35?

Accepted Answer

5 x 7

Answer

7 - 5

Answer

12

Question 34

Draw an array to represent the multiplication problem 6 x 4. Explain how this array shows the relationship between multiplication and repeated addition.

Accepted Answer

A rectangle with 6 rows and 4 columns, containing 24 squares.

Answer

A rectangle with 4 rows and 6 columns, containing 24 squares.

Answer

A rectangle with 3 rows and 8 columns, containing 24 squares.

Answer

A rectangle with 2 rows and 12 columns, containing 24 squares.

Question 35

Which of these numbers is divisible by both 3 and 5?

Accepted Answer

15

Answer

20

Answer

25

Answer

30

Question 36

What is the area of a rectangle that is 10 inches long and 6 inches wide?

Accepted Answer

60 square inches

Answer

16 square inches

Answer

70 square inches

Answer

120 square inches

Question 37

Which property of multiplication explains why the product of 12 and 5 is the same regardless of the order in which the numbers are multiplied?

Accepted Answer

Commutative property

Answer

Associative property

Answer

Distributive property

Answer

Identity property

Question 38

What is the expression that shows 3 multiplied by 7?

Accepted Answer

3 * 7

Answer

3 times 7

Answer

7 - 3

Answer

3 divided by 7

Question 39

A pizza is cut into 8 equal slices. If you eat 3 slices, what part of the pizza have you eaten?

Accepted Answer

3/8

Answer

1/8

Answer

1/2

Answer

3/4

Question 40

What is the opposite operation of multiplication?

Accepted Answer

Division

Answer

Addition

Answer

Subtraction

Answer

Exponents

Question 41

Which of these shows an array with 3 rows and 4 columns?

Accepted Answer

3 x 4

Answer

4 x 3

Answer

4 x 2

Answer

2 x 4

Question 42

Which of these is NOT a way to solve division problems?

Accepted Answer

Guessing

Answer

Repeated subtraction

Answer

Grouping

Answer

Multiplication

Question 43

When we divide 48 by 12, the result is called the:

Accepted Answer

Quotient

Answer

Remainder

Answer

Dividend

Answer

Product

Question 44

Which of these is the correct way to write the product of 7 and 9?

Accepted Answer

7 x 9

Answer

7 / 9

Answer

7 + 9

Answer

7 - 9

Question 45

When you divide 54 by 6, the first number is called the:

Accepted Answer

Dividend

Answer

Divisor

Answer

Remainder

Answer

Quotient

Question 46

Which expression represents the area of a square with a side length of 5 cm?

Accepted Answer

5 x 5

Answer

5 / 5

Answer

5 - 5

Answer

5 + 5

Question 47

A baker puts 6 cookies on each of 4 rows on a baking tray. If he fills 3 trays, how many cookies does he bake in total?

Accepted Answer

72

Answer

18

Answer

24

Answer

48

Question 48

Sarah has 3 boxes of pencils, and each box has 12 pencils. Which equation shows how many pencils Sarah has in total?

Accepted Answer

3 x 12

Answer

12 ÷ 3

Answer

3 + 12

Answer

12 - 3

Question 49

There are 48 students going on a field trip. If each bus can carry 6 students, how many buses are needed?

Accepted Answer

8

Answer

42

Answer

54

Answer

7

Question 50

What is the answer when you divide 36 by 4?

Accepted Answer

9

Answer

32

Answer

40

Answer

8

Question 51

If you divide 32 by 8, what is the leftover amount?

Accepted Answer

0

Answer

2

Answer

4

Answer

8

Question 52

Which number, when multiplied by itself, gives you 81?

Accepted Answer

9

Answer

7

Answer

8

Answer

10

Question 53

Which multiplication sentence matches this picture? 
 ****
 ****
 ****

Accepted Answer

3 x 4 = 12

Answer

12 - 3 = 9

Answer

3 + 4 = 7

Answer

12 ÷ 4 = 3

Question 54

Imagine 3 rows of chairs. Each row has 8 chairs. How many chairs are there in total?

Accepted Answer

24

Answer

32

Answer

16

Answer

11

Question 55

What is 7 multiplied by 9?

Accepted Answer

63

Answer

16

Answer

72

Answer

54

Question 56

If 48 cookies are shared equally among 6 boxes, how many cookies will each box have?

Accepted Answer

8

Answer

9

Answer

7

Answer

6

Question 57

Which shows 15 divided by 3?

Accepted Answer

15 ÷ 3 = 5

Answer

15 + 3 = 5

Answer

15 – 3 = 12

Answer

3 + 15 = 18

Question 58

What number goes in the blank? 6 x ___ = 42

Accepted Answer

7

Answer

9

Answer

8

Answer

6

Question 59

A class of 24 students is divided into 4 equal groups. How many students are in each group?

Accepted Answer

6

Answer

4

Answer

12

Answer

8

Question 60

Which of these numbers CANNOT be used to divide 24 evenly?

Accepted Answer

7

Answer

3

Answer

2

Answer

8

Question 61

There are 5 boxes of pencils, and each box has 12 pencils. How many pencils are there in total?

Accepted Answer

60

Answer

17

Answer

36

Answer

72

Question 62

A farmer wants to put 36 apples into bags. Each bag can hold 6 apples. How many bags will the farmer need?

Accepted Answer

6

Answer

4

Answer

5

Answer

7

Question 63

Which example shows that you can change the order of numbers when multiplying?

Accepted Answer

3 x 5 = 5 x 3

Answer

3 + 5 = 5 + 3

Answer

3 x (5 x 2) = (3 x 5) x 2

Answer

3 x 5 = 15