Texas Go Math Grade 3 Unit 2 Answer Key Number and Operations: Multiplication and Division

Refer to our Texas Go Math Grade 3 Answer Key Pdf to score good marks in the exams. Test yourself by practicing the problems from Texas Go Math Grade 3 Unit 2 Answer Key Number and Operations: Multiplication and Division.

Texas Go Math Grade 3 Unit 2 Answer Key Number and Operations: Multiplication and Division

Show What You Know

Check your understanding of important skills.

Count Equal Groups Complete.

Question 1.
Texas Go Math Grade 3 Unit 2 Answer Key 1
___ groups of ___
__ in all
Answer: 2 groups of 2. 4 in all.
Explanation:
Counted Equal Groups and dots to Complete

Question 2.
Texas Go Math Grade 3 Unit 2 Answer Key 2
__ groups of ___
__ in all
Answer:  3 groups of 4
12 in all
Explanation:
Counted Equal Groups and dots to Complete

Question 3.
Texas Go Math Grade 3 Unit 2 Answer Key 3
__ groups of ___
__ in all
Answer: 4 groups of 3
12 in all
Explanation:
Counted Equal Groups and dots to Complete

Question 4.
Texas Go Math Grade 3 Unit 2 Answer Key 4
__ groups of ___
__ in all
Answer: 5 groups of 2
10 in all
Explanation:
Counted Equal Groups and dots to Complete

Skip Count by Twos and Fives Skip count. Write the missing numbers.

Question 5.
2, 4, 6, __, __, ___
Answer: 2,4,6,8,10,12
Explanation:
Written the missing numbers to counted by Twos

Question 6.
5, 10, 15, __, __, __
Answer: 5,10,15,20,25,30
Explanation:
Written the missing numbers to counted by Fives

Meaning of Division Complete.

Question 7.
Texas Go Math Grade 3 Unit 2 Answer Key 5
___ groups
___ in each group
Answer:  3 groups
2 in each group
Explanation:
3 groups of 2 . So, total is 6
6 divided by 3 is 2. So 2 in each group.

Question 8.
Texas Go Math Grade 3 Unit 2 Answer Key 6
__ groups
___ in each group
Answer:  2 groups
4 in each group
Explanation:
2 groups of 4 . So, total is 8
8 divided by 2 is 4. So 4 in each group.

Vocabulary Builder

Visualize It

Sort the words with a ✓ into the Venn diagram.

Texas Go Math Grade 3 Unit 2 Answer Key 7
Answer:

Explanation:
Sorted the words

Understand Vocabulary

Complete the sentences by using the preview words.

Question 1.
An ____ is a set of objects arranged in rows and columns.
Answer: Array
Explanation:
An array is an arrangement of a set of objects, pictures, or numbers usually arranged in rows and columns.

Question 2.
The ___ Property of Multiplication states that the product of any number and 1 is that number.
Answer: identity property
Explanation:
Identity property of multiplication: The product of 1 and any number is that number. For example, 7 × 1 = 7 7 times 1 = 7 7×1=77, times, 1, equals 7.

Texas Go Math Grade 3 Unit 2 Answer Key Pdf Question 3.
The ___ Property of Multiplication states that when the order of the factors is changed, the product stays the same.
Texas Go Math Grade 3 Unit 2 Answer Key 8
Answer: Commutative property of multiplication
Explanation:
The commutative property of multiplication states that the answer remains the same when multiplying numbers, even if the order of numbers are changed. Changing the order of multiplication doesn’t change the product.

Reading & Writing Math

Vocabulary

You will learn that using an array is a good way to show multiplication. Look at the arrays below. The product of 2 × 7 is the same as the product of 7 × 2.
Texas Go Math Grade 3 Unit 2 Answer Key 9

Write two multiplication sentences for each array.

Question 1.
Texas Go Math Grade 3 Unit 2 Answer Key 10
Answer: 6 x3 =18 and 3 x 6 =18
Explanation:
6 groups of 3 is 18 and 3 groups of 6 is 18.

Question 2.
Texas Go Math Grade 3 Unit 2 Answer Key 11
Answer: 2 x4 =8 and 4 x 2 =8
Explanation:
2 groups of 4 is 8 and 4 groups of 2 is 8.

Question 3.
Texas Go Math Grade 3 Unit 2 Answer Key 12
Answer: 5  x 3 = 15 and 3 x 5 =15
Explanation:
5 groups of 3 is 15 and 3 groups of 5 is 15.

Writing Reread the example at the top of the page. How does this example show the Commutative Property of Multiplication?

Reading Check out this book in your library. Amanda Bean’s Amazing Dream: A Mathematical Story, by Cindy Neuschwander and Marilyn Burns
Texas Go Math Grade 3 Unit 2 Answer Key 13

Get Ready Game

Let Me Count the Ways

Object of the Game Explore how to separate items into equal groups.

Materials

  • 2 number cubes labeled 0-5
  • 1-inch grid paper
  • ones blocks

Number of Players 2
Texas Go Math Grade 3 Unit 2 Answer Key 14

How to Play

  1. Player 1 tosses the number cubes. He or she then multiplies the 2 numbers tossed. The product is the number of ones blocks Player 1 will place in equal groups.
  2. Player 1 places ones blocks to show the different ways to place them into equal groups.
    Texas Go Math Grade 3 Unit 2 Answer Key 15
  3. Player 1 gets 1 point for each correct way the blocks are arranged in equal groups. No points are given for a single group of the product. Player 1 then removes all of his or her blocks.
  4. Player 2 repeats Steps 1-3. The player who first earns a total of 20 points wins.
    Texas Go Math Grade 3 Unit 2 Answer Key 16

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