Go Math Grade 3 Answer Key Chapter 3 Understand Multiplication Extra Practice

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Go Math Grade 3 Chapter 3 Understand Multiplication Extra Practice Answer Key

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Common Core – Page No. 63000

Lesson 3.1

Draw equal groups. Skip count to find how many.

Question 1.
2 groups of 4 ______

Answer:
8

Explanation:
Draw 4 counters in each group.
There are 2 equal groups.
skip count by 4 until you say 2 numbers.
There are 2 equal groups with 4 counters in each group.
So, there are 8 counters in all.

Question 2.
4 groups of 3 ______

Answer:
12

Explanation:
Draw 3 counters in each group.
There are 4 equal groups.
skip count by 3 until you say 4 numbers.
There are 4 equal groups with 3 counters in each group.
So, there are 12 counters in all.

Lesson 3.2

Draw a quick picture to show the equal groups. Then write related addition and multiplication sentences.

Question 3.
2 groups of 5
______ + ______ = ______
______ × ______ = ______

Answer:
5 + 5 = 10
2 x 5 = 10

Explanation:
Addition Sentence
Draw 5 counters in each group.
There are a total of 2 groups.
Now, the addition sentence is 5 + 5 = 10.

Multiplication sentence
Draw 5 counters in each circle or group.
Since there is the same number of counters in each group, multiply counters and groups to find how many there are altogether.
2 x 5 = 10.
factor x factor = product

Question 4.
3 groups of 2
______ + ______ + ______ = ______
______ × ______ = ______

Answer:
2 + 2 + 2 = 6
3 x 2 = 6

Explanation:
Addition Sentence
Draw 2 counters in each group.
There are a total of 3 groups.
Now, the addition sentence is 2 + 2 + 2 = 6

Multiplication sentence
Draw 2 counters in each circle or group.
Since there is the same number of counters in each group, multiply groups and counters to find how many there are altogether.
3 x 2 = 6.
factor x factor = product

Lesson 3.3

1. Draw jumps on the number line to show 3 groups of 6.
Find the product.

Question 5.
Go Math Grade 3 Answer Key Chapter 3 Understand Multiplication Extra Practice Common Core img 1
3 × 6 = ______

Answer:
Chapter 12 Common Core image 1 63000
Explanation:
3 x 6 = 18

Write the multiplication sentence the number line shows.

Question 6.
Go Math Grade 3 Answer Key Chapter 3 Understand Multiplication Extra Practice Common Core img 2
______ × ______ = ______

Answer:
4 x 3 = 12

Explanation:
1 jump on the number is considered as 1 group.
There are 3 jumps on a number line. So, there are 3 groups.
The length of each jump is 4.
Begin at 0. Skip count by 3’s.
Multiply 4 x 3 = 12.

Common Core – Page No. 64000

Lesson 3.4

Question 1.
Destiny placed her hair ribbons in 3 groups of 5 on her dresser. How many hair ribbons in all does Destiny have? Draw a diagram to solve.
______ hair ribbons

Answer:
15 hair ribbons

Explanation:
3 groups of 5
Draw 3 counters (hair ribbons) in each group.
There are 5 equal groups (dresser).
We skip count by 3’s until you say 5 numbers (3,6,9,12,15)
There are 15 hair ribbons in all.

Lesson 3.5

Draw an array to find the product.

Question 2.
2 × 7 = ______

Answer:
2 x 7 = 14

Explanation:
Chapter 12 Common Core image 2 64000
2 x 7 = 14

Question 3.
2 × 6 = ______

Answer:
2 x 6 = 12

Explanation:
Chapter 12 Common Core image 4 64000
2 x 6 = 12

Lesson 3.6

Write a multiplication sentence for the model. Then use the Commutative Property of Multiplication to write a related multiplication sentence.

Question 4.
□□□□□
□□□□□
□□□□□
□□□□□
______ × ______ = ______
______ × ______ = ______

Answer:
4 x 5 = 20
5 x 4 = 20

Explanation:
The given image has 4 rows and 5 columns of square boxes. So, multiplication = 4 x 5. Using Commutative Property of Multiplication 4 x 5 = 5 x 4.

Question 5.
______ × ______ = ______
______ × ______ = ______

Answer:

Explanation:

Lesson 3.7

Find the product.

Question 6.
6 × 0 = ______

Answer:
0

Explanation:
The Zero Property of Multiplication states that the product of zero and any number is zero. So, 6 x 0 = 0.

Question 7.
5 × 1 = ______

Answer:
5

Explanation:
Use Commutative Property of Multiplication: 5 x 1 = 1 x 5.
The Identity Property of Multiplication states that the product of any number and 1 is that number. 5 x 1 = 5.

Question 8.
0 × 9 = ______

Answer:
0

Explanation:
The Zero Property of Multiplication states that the product of zero and any number is zero. So, 0 x 9 = 0.

Question 9.
1 × 8 = ______

Answer:
8

Explanation:
The Identity Property of Multiplication states that the product of any number and 1 is that number. 1 x 8 = 8.

Question 10.
1 × 4 = ______

Answer:
4

Explanation:
The Identity Property of Multiplication states that the product of any number and 1 is that number. 1 x 4 = 4.

Question 11.
9 × 1 = ______

Answer:
9

Explanation:
Use Commutative Property of Multiplication: 9 x 1 = 1 x 9.
The Identity Property of Multiplication states that the product of any number and 1 is that number. 9 x 1 = 9.

Question 12.
1 × 0 = ______

Answer:
0

Explanation:
The Zero Property of Multiplication states that the product of zero and any number is zero.
So, 1 x 0 = 0.

Question 13.
7 × 0 = ______

Answer:
0

Explanation:
The Zero Property of Multiplication states that the product of zero and any number is zero.
So, 7 x 0 = 0.

Conclusion

Go Math Grade 3 Answer Key Chapter 3 Understand Multiplication Extra Practice is intended to help the students to increase their solving ability. It is a great opportunity for students to learn the best way to solve questions. Go Math Grade 3 Chapter 3 Understand Multiplication Extra Practice Answer Key is the first priority who wants to achieve their top grades. Download HMH Go Math Grade 3 Answer Key for free.

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