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 Unit 2 Assessment Answer Key.

## Texas Go Math Grade 1 Unit 2 Assessment Answer Key

**Vocabulary**

**Use the words in the box to complete the sentence.**

Question 1.

____ to show 6 + 2. (p. 214)

Answer:

Question 2.

____ to show 9 + 4. (p.244)

Answer:

Question 3.

___ to show 6 – 2. (p.258)

Answer:

**Concepts and Skills**

**Use to add and to subtract.**

Question 4.

What is 9 – 3? TEKS 1.3.D

Answer:

Explanation:

The sum of 3 and 6 is 9

The difference of 9 and 3 is 6

Question 5.

What is 10 – 6? TEKS 1.3.D

Answer:

Explanation:

The sum of 6 and 4 is 10

The difference of 10 and 6 is 4

**Count. Write the total value.** TEKS 1.4.A

Question 6.

Answer:

Explanation:

1 dime = 10cents

1 Nickel = 5

1 penny = 1

20 + 5 + 1 = 26cents

Question 7.

Answer:

Explanation:

1 dime = 10 cents

1 nickel = 5 cents

1 penny = 1

10 + 5 + 3 = 18

**Texas Test Prep**

**Choose the correct answer.**

Question 8.

Which shows a way to take apart 10? TEKS 1.3.D

Answer:

Explanation:

16 – 6 = 10

10 is taken apart

Question 9.

Which way shows how to make a ten to solve 9 + 5? TEKS 1.3. D

(A) 9 + 5 + 4

(B) 9 + 1 + 4

(C) 4 + 5 + 4

Answer: B

Explanation:

9 + 5 = 14

9 + 1 + 4 = 14

Question 10.

Count on to solve 7 + 2. TEKS 1.3.D

(A) 7

(B) 2

(C) 9

Answer: C

Explanation:

7 + 2 = 9

The sum of 7 and 2 is 9.

Question 11.

Which is a doubles fact? TEKS 1.3.D

Answer:

Explanation:

5 +5 = 10 is a double fact.

Question 12.

Which coin has a value of 25Â¢? TEKS 1.4.A

Answer:

Explanation:

25Â¢ = 1 quarter dollar

**Texas Test Prep**

**Choose the correct answer.**

Question 13.

Brandy has 2 dimes. Which group of coins has the same value? TEKS 1.4.C

Answer:

Explanation:

1 dime = 10cents

2 x 10 = 20

1 nickel = 5 cents

4 x 5 = 20 cents.

Question 14.

Which shows a way to make a ten to subtract? TEKS 1.3.D

15 – 9 = ___

Answer:

Explanation:

15 – 9 = 6

Bubbled the correct option.

Question 15.

Allissa has 12 cupcakes. She needs 15 for a party. How many more cupcakes does she need? TEKS 1.3.E

(A) 10

(B) 8

(C) 3

Answer: C

Explanation:

12 + 3 = 15

She need 3 more cupcakes.

**Texas Test Prep**

**Choose the correct answer.**

Question 16.

Which subtraction sentence is shown? TEKS 1.3.F

(A) 15 – 6 = 9

(B) 11 + 6 = 5

(C) 18 – 8 = 10

Answer: C

Explanation:

18 – 8 = 10

The difference of 18 and 8 is 10.

Question 17.

Use or real objects to solve. Ben chooses 3 addends and finds the sum. He uses the following strategies.

- Add 3 numbers.
- Add doubles.
- Make a 10 to add.
- Add in any order.

Show 3 addends Ben may choose. Write a number sentence and find the sum. Then use pictures or words to describe your model.

Justify. Explain why your answer is reasonable. TEKS 1.3.D, 1.3.E

- What information am I given?
- What is my plan or strategy?
- How can I solve?
- How can I check my answer?

Answer:

The information is about the addition to make a 10

strategy to make 10

3 + 3 + 3 +1 = 10