Refer to our Texas Go Math Grade 1 Answer Key Pdf to score good marks in the exams. Test yourself by practicing the problems from Texas Go Math Grade 1 Lesson 6.2 Answer Key Add Doubles.

## Texas Go Math Grade 1 Lesson 6.2 Answer Key Add Doubles

**Essential Question**

What are doubles facts?

Explanation:

Double Facts are additions in which a number is added to itself. For example, 1 + 1, 2 + 2 etc. Internalizing double facts are helpful building blocks in developing fluency in adding single digit numbers.

**Explore**

Use Draw to solve. Write the addition sentence.

___ + __ = ___

Answer:

4 + 4 = 8

Sal used 8 to build the tower

**For The Teacher**

- Read the following problem. Sal built two towers. Each tower has 4 cubes. How many cubes does Sal use to build both towers?

Explanation:

4 + 4 = 8

**Math Talk**

**Mathematical Processes**

Describe how your model shows a doubles fact.

Explanation:

Double Facts are additions in which a number is added to itself.

For example, 1 + 1, 2 + 2 etc.

**Model and Draw**

Why are these doubles facts?

Explanation:

Explanation:

The number is added to itself is called double fact

so, the above examples are double fact

**Share and Show**

**Use Draw to show your work. Write the sum.**

Question 1.

Answer:

Explanation:

With the help of Blocks

Written the sum of double facts

Question 2.

Answer:

Explanation:

With the help of Blocks

Written the sum of double facts

4 + 4 = 8

Question 3.

Answer:

Explanation:

With the help of Blocks

Written the sum of double facts

5 + 5 = 10

Question 4.

Answer:

Explanation:

With the help of Blocks

Written the sum of double facts

6 + 6 = 12

**Problem Solving**

**Use Draw to show your work.**

**Write the sum.**

Question 5.

Answer:

Explanation:

With the help of Blocks

Written the sum of double facts

7 + 7 = 14

Question 6.

Answer:

Explanation:

With the help of Blocks

Written the sum of double facts

8 + 8 = 16

**Write a doubles fact to solve.**

Question 7.

**H.O.T.** There are 18 people at the party. Some are boys and some are girls. The number of boys is the same as the number of girls.

___ = __ + ___

Answer:

9 + 9 = 18

Explanation:

There are 18 people at the party.

Some are boys and some are girls.

8 boys and 8 girls

The number of boys is the same as the number of girls.

Question 8.

**H.O.T. Multi-Step** Mike got 1 point in the first game and 1 point in the second game. Emily got 10 points in the first game and 10 points in the second game. How many points did each child get?

Mike

___ + ___ = ___ points

Emily

___ + ___ = ___ points

Compare the number of points.

____ ____

Answer:

Explanation:

Mike

1 + 1 = 2 points

Emily

10 + 10 = 20 points

Mike got 2 and Emily got 20

**Daily Assessment Task**

**Choose the correct answer.**

Question 9.

There are 5 friends standing by the flag. There are 5 friends running up the How many friends are there?

(A) 10

(B) 9

(C) 8

Answer: A

Explanation:

5 + 5 = 10

The number which is added to itself is called a double fact

there are 10 friends.

Question 10.

Julian has 4 red cups. He has 4 blue cups. How many cups does Julian have?

(A) 7

(B) 8

(C) 9

Answer: B

Explanation:

The number which is added to itself is called a double fact

4 + 4 = 8

8 cups that Julian have

Question 11.

**Reasoning** Which doubles fact shows how many fish in all?

(A) 2 + 2 = 4

(B) 6 + 6 = 12

(C) 3 + 3 = 6

Answer: C

Explanation:

The number which is added to itself is called a double fact

3 + 3 = 6

Question 12.

**Texas Test Prep** Which is a doubles fact?

Answer:

Explanation:

The number which is added to itself is called a double fact

so, 5 + 5 = 10 is a double fact.

**Take Home Activity**

- Have your child choose o number from 1 to 10, and use that number in a doubles fact. Repeat with other numbers.

Explanation:

Choose the number from 1 to 10

that is 5

5 + 5 = 10

### Texas Go Math Grade 1 Lesson 6.2 Homework and Practice Answer Key

**Draw to solve. Write the sum.**

Question 1.

Answer:

Explanation:

With the help of Blocks

Written the sum of double facts

The number which is added to itself is called a double fact

5 + 5 = 10

Question 2.

Answer:

Explanation:

With the help of Blocks

Written the sum of double facts

The number which is added to itself is called a double fact

9 + 9 = 18

Question 3.

Clara has 7 big fish. She has 7 small fish. Write the doubles fact that shows how many fish Clara has in all.

___ + ___ = ____

Answer:

7 + 7 = 14

Explanation:

The number which is added to itself is called a double fact

14 fish Clara has in all

Question 4.

The room has 2 big windows. It also has 2 small windows. How many windows are there?

___ + ___ = ____

Answer:

2 + 2 = 4

Explanation:

4 windows are there in all

The number which is added to itself is called a double fact

**Problem Solving**

**Write a doubles fact to solve.**

Question 5.

There are 16 animals in the yard. Some are cats and some are dogs. The number of cats is the same as the number of dogs.

Answer:

8 + 8 = 16

Explanation:

cats are 8 and dogs are 8

so, 8 + 8 = 16

**Texas Test Prep**

**Choose the correct answer.**

Question 6.

There are 6 flowers in the front yard. There are 6 flowers in the back yard. How many flowers are there?

(A) 12

(B) 10

(C) 6

Answer: A

Explanation

The number which is added to itself is called a double fact

6 + 6 = 12

12 flowers are there

Question 7.

Which doubles fact shows how many eggs in all?

(A) 6 + 6 = 12

(B) 4 + 4 = 8

(C) 3 + 3 = 6

Answer: C

Explanation:

The number which is added to itself is called a double fact

3 eggs arranged in 2 rows

3 + 3 = 6

Question 8.

**Multi-Step** Jan saved 4 pennies the first day and 4 pennies the second day. Clint saved 6 pennies the first day and 6 pennies the second day. Which statement compares the total number of pennies each child saved?

(A) 5 < 6 (B) 11 > 4

(C) 8 < 12

Answer: C

Explanation:

4 + 4 = 8

6 + 6 = 12

8 < 12 statement compares the total number of pennies each child saved

Question 9.

Which is a doubles fact?

Answer:

Explanation:

The number which is added to itself is called a double fact

6 + 6 = 12