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 11.2 Answer Key Model Addition.

## Texas Go Math Grade 1 Lesson 11.2 Answer Key Model Subtraction

**Unlock the Problem**

Tom has 6 crayons in a box.

He takes 2 crayons out of the box.

How many crayons are in the box now? lip How can you use a model to find out?

**Read**

What information am I given?

___________ crayons in a box

___________ crayons taken out

Answer:

Tom has 6 crayons in a box.

He takes 2 crayons out of the box.

**Plan**

What is my plan or strategy?

I can ___________

**Solve**

Show how you solve the problem.

Answer:

HOME CONNECTION • Your child used a model to help him or her understand and solve the subtraction problem.

Answer:

**Try Another Problem**

**Use to help you. Complete the model and the number sentence.**

Question 1.

There are 10 stickers. 7 stickers are orange. The rest are brown. How many stickers are brown?

10 – 7 = ___________

Answer:

Given,

There are 10 stickers. 7 stickers are orange

10 – 7 = 3

Thus 3 stickers are brown.

Question 2.

Some birds were in the tree. 2 birds flew away. Then there were 6 birds. How many birds were in the tree before?

________ – 2 = 6

Answer:

Some birds were in the tree. 2 birds flew away. Then there were 6 birds.

6 + 2 = 8

Thus 8 birds were in the tree before

Question 3.

There were 5 cars. Some cars drove away. Then there was 1 car. How many cars drove away?

5 – ________ = 1

Answer:

Given,

There were 5 cars.

Some cars drove away.

Then there was 1 car.

5 – 1 = 4

Thus 4 cars drove away.

**Math Talk**

**Mathematical Processes**

What does each part of the model show? Explain.

Answer:

**Share and Show**

**Use to help you. Complete the model and the number sentence.**

Question 4.

Some goats were in the field. 3 goats ran away. Then there were 4 goats. How many goats were in the field before?

_________ – = 4

Answer:

Given,

Some goats were in the field.

3 goats ran away.

Then there were 4 goats.

3 + 4 = 7

Thus 7 goats were in the field before.

**Problem Solving**

Question 5.

**H.O.T.** Write your own story problem using the model.

Answer:

Question 6.

**H.O.T. Multi-Step** Complete the model. Write your own story problem using the model.

Answer:

**Daily Assessment Task**

**Use . Choose the correct answer.**

Question 7.

Use Diagrams Peg buys some bananas. Dan eats 3 bananas. Now there are 4 bananas left. How many bananas did Peg buy?

(A) 4

(B) 7

(C) 6

Answer:

Given,

Dan eats 3 bananas. Now there are 4 bananas left.

3 + 4 = 7

Thus the correct answer is option B.

Question 8.

Mari has 11 balloons. 6 balloons are blue. The rest are orange. How many balloons are orange?

(A) 5

(B) 6

(C) 11

Answer:

Given,

Mari has 11 balloons.

6 balloons are blue. The rest are orange.

6 + 5 = 11

Thus the correct answer is option A.

Question 9.

Marta had 7 grapes. She ate some, Now she has 3. Which number sentence shows how many grapes Marta ate?

(A) 7 – 5 = 2

(B) 7 – 6 = 1

(C) 7 – 4 = 3

Answer:

Given,

Marta had 7 grapes. She ate some, Now she has 3.

7 – 4 = 3

Thus the correct answer is option C.

Question 10.

**Texas Test Prep** There are 7 toy rockets. 4 toy rockets are red. The rest are black. How many toy rockets are black?

(A) 3

(B) 7

(C) 4

Answer:

Given,

There are 7 toy rockets.

4 toy rockets are red.

The rest are black.

4 + 3 = 7

Thus the correct answer is option A.

**TAKE HOME ACTIVITY** • Ask your child to describe what the bottom part of a model means when subtracting.

Answer:

### Texas Go Math Grade 1 Lesson 11.2 Homework and Practice Answer Key

**Complete the model and number sentence.**

Question 1.

There are 9 cups. 3 cups are white. The rest are red. How many cups are red?

9 – 3 = _________

Answer:

Given,

There are 9 cups. 3 cups are white. The rest are red.

9 – 3 = 6

Thus 6 cups are red.

Question 2.

8 mice were playing. Some mice ran away. Then there were 2 mice. How many mice ran away?

8 – 2 = _________

Answer:

Given,

8 mice were playing. Some mice ran away. Then there were 2 mice.

8 – 2 = 6

**Problem Solving**

Question 3.

**Multi Step** Complete the model. Write your own story problem using the model.

Answer:

9 + 1 = 10

**Lesson Check**

**Choose the correct answer.**

Question 4.

Tad has 6 shirts. 2 shirts are white. The other shirts are blue. How many shirts are blue?

(A) 8

(B) 6

(C) 4

Answer:

Given,

Tad has 6 shirts. 2 shirts are white. The other shirts are blue.

4 + 2 = 6

Thus the correct answer is option C.

Question 5.

Tom had some pencils. He gave 7 pencils to friends. Now he has 3 pencils. How many pencils did Tom have?

(A) 10

(B) 4

(C) 5

Answer:

Given,

Tom had some pencils.

He gave 7 pencils to friends. Now he has 3 pencils.

7 + 3 = 10

Thus the correct answer is option A.

Question 6.

Pat had 9 apples. He used some to make a pie. Now he has 5 apples. Which number sentence shows how many apples Pat used?

(A) 9 – 7 = 2

(B) 9 – 4 = 5

(C) 9 – 6 = 3

Answer:

Given,

Pat had 9 apples.

He used some to make a pie.

Now he has 5 apples.

9 – 4 = 5

Thus the correct answer is option B.

Question 7.

11 bears are in the woods. 6 bears are black. The rest are brown. How many bears are brown?

(A) 7

(B) 6

(C) 5

Answer:

Given,

11 bears are in the woods. 6 bears are black. The rest are brown.

6 + 5 = 11

Thus the correct answer is option C.