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## Texas Go Math Grade 3 Lesson 19.1 Answer Key Frequency Tables

**Unlock the Problem**

The students in Aliciaâ€™s class voted for their favorite ice cream flavor. They organized the data in this tally table. How many more students chose chocolate than strawberry?

Another way to show the data is in a frequency table. A frequency table uses numbers to record data.

Answer:

Explanation:

The number of students choose chocolate is 8

The number of students choose strawberry is 4

8 – 4 = 4

4 more students chose chocolate than strawberry

**Read**

What do I need to find?

How many more students chose ________ than __________ ice cream as their favorite?

What information am I given?

the data about favorite __________ in the tally table

Answer:

What do I need to find?

How many more students chose chocolate than Strawberry ice cream as their favorite?

What information am I given?

the data about favorite ice cream in the tally table

**Plan**

What is my plan or strategy?

I will count the __________. Then I will put the numbers in a frequency table and compare the number of students

who chose ___________ to the number of students who chose ___________.

Explanation:

What is my plan or strategy?

I will count the number. Then I will put the numbers in a frequency table and compare the number of students

who chose chocolate to the number of students who chose strawberry.

**Solve**

Count the tally marks. Record _________ for vanilla. Write the other flavors and record the number of tally marks.

To compare the number of students who chose strawberry and the number of students who chose chocolate, subtract.

__________ – ___________ = _________

So, _________ more students chose chocolate as their favorite flavor.

Answer:

Count the tally marks. Record points for vanilla. Write the other flavors and record the number of tally marks.

To compare the number of students who chose strawberry and the number of students who chose chocolate, subtract.

8 – 4 = 4

So, 4 more students chose chocolate as their favorite flavor.

**Try Another Problem**

Two classes in Carterâ€™s school grew bean plants for a science project. The heights of the plants after six weeks are shown in the tally table. The plants were measured to the nearest inch. How many fewer bean plants were 9 inches tall than 7 inches and 8 inches combined?

**Read**

What do I need to find?

What information am I given?

**Plan**

What is my plan or strategy?

**Solve**

Record the steps you used to solve the problem.

Answer:

Suppose the number of 3-inch plants was half the number of 8-inch plants. How many 3-inch bean plants were there?

Answer: fewer bean plants

Explanation:

Read: How many fewer bean plants were 9 inches tall than 7 inches and 8 inches combined?

Plan: Count how many 9 inches bean plants are there and 7 inch bean plants and 8 inch bean plants

Then added 7 and 8 inch bean plants

7 inch bean plants are 9

8 inch bean plants are 8, 9 + 8 = 17

9 inch bean plants are 12

17 – 12 = 5

The number of 3-inch plants was half the number of 8-inch plants.

8 inch bean plants are 8 so half is4

3-inch bean plants were 4

**Math Talk**

**Mathematical Processes**

Explain another strategy you could use to solve the problem.

Answer:

Explanation:

Just count the lines

subtract number of 8 inch + 7 inch and 9 inch

so, the answer is 17 – 12 = 5

**Share and Show**

**Use the Shoe Lengths table for 1-4.**

**Go Math Answer Key 3rd Grade Frequency Table Question 1.**

The students in three third-grade classes recorded the lengths of their shoes to the nearest centimeter. The data are in the tally table. Count the tally marks and put the data in a frequency table. How many more shoes were 18 or 22 centimeters long combined than 20 centimeters long?

To find the number of shoes that were 18 or 22 centimeters long, add

6 + _______+ _______ + _______ = _______.

To find the number of shoes that were 20 centimeters long, add _______ + _______ = _______.

To find the difference between the shoes that were 18 or 22 centimeters long and the shoes that were 20 centimeters long, subtract the sums.

_______ – _______ = _______

So, _______ more shoes were 18 or 22 centimeters long than 20 centimeters long.

Answer:

To find the number of shoes that were 18 or 22 centimeters long, add

6 + 4+ 9 + 7 = 26.

To find the number of shoes that were 20 centimeters long, add 8 + 9 = 17.

To find the difference between the shoes that were 18 or 22 centimeters long and the shoes that were 20 centimeters long, subtract the sums.

26 – 17 = 9

So, 9 more shoes were 18 or 22 centimeters long than 20 centimeters long.

Question 2.

How many fewer boysâ€™ shoes were 19 cm long than 22 cm long?

Answer: 4

Explanation:

4 fewer boysâ€™ shoes were 19 cm long than 22 cm long

19cm long is 5

22cm long is 9

9-5 = 4

**Problem Solving**

Question 3.

**H.O.T.** What if the length of 5 more boysâ€™ shoes measured 21 centimeters? Explain how the table would change.

Answer:

Explanation:

if the length of 5 more boysâ€™ shoes measured 21 centimeters.

the above table shows how it changed

shoes measured 21 centimeters. is 7

7 + 5 = 12

**Go Math Answer Key Grade 3 Lesson 19.1 Question 4.**

**H.O.T. Multi-Step** How many fewer girlsâ€™ shoes than boysâ€™ shoes were measured?

Answer: 7

Explanation:

The number of boys shoes are 12 and the number of girl shoes are 5

12 – 5 = 7

**Daily Assessment Task**

**Fill in the bubble for the correct answer choice. Use Favorite Outdoor Game frequency table for 5-7.**

Question 5.

**Analyze** Raj asked his classmates to choose their favorite outdoor game. His results are shown in the frequency table at the right. How many more students choose hide-and-seek than scavenger hunt?

(A) 8

(B) 20

(C) 14

(D) 9

Answer: A

Explanation:

Raj asked his classmates to choose their favorite outdoor game.

His results are shown in the frequency table at the right.

8 more students choose hide-and-seek than scavenger hunt

students choose hide-and-seek is 14

students chooseÂ scavenger hunt is 6

14 – 6 = 8

Question 6.

**Multi-Step** How many students in all chose tag, jump rope, or hide-and-seek?

(A) 31

(B) 39

(C) 25

(D) 23

Answer: B

Explanation:

39 students in all chose tag, jump rope, or hide-and-seek

14 + 16 + 9 = 39

Question 7.

**Multi-Step** How many more students chose tag than jump rope and scavenger hunt combined?

(A) 2

(B) 1

(C) 15

(D) 7

Answer: B

Explanation:

1 moreÂ than jump rope and scavenger hunt combined

students chose tag is 16

jump rope and scavenger hunt is 15

16 – 15 = 1

**Texas Test Prep**

**3rd Grade Go Math Answer Key Frequency Table Question 8.**

Representations Jade made a tally table to record how many people have different types of pets. Her table shows

How many people have dogs?

(A) 9

(B) 4

(C) 14

(D) 15

Answer: C

Explanation:

the number of lines representing the dog is 14

14 people have dogs

### Texas Go Math Grade 3 Lesson 19.1 Homework and Practice Answer Key

**Problem Solving**

**Use the Favorite Pet table for 1-7.**

Question 1.

The students in third grade were asked to choose their favorite pet. The data are in the tally table. Count the tally marks and put the data in a frequency table.

Answer:

Explanation:

The students in third grade were asked to choose their favorite pet.

The data are in the tally table.

Counted the tally marks and kept the data in a frequency table.

**Go Math Answer Key Frequency Table Grade 3 Question 2.**

How many more boys than girls chose dog as the favorite pet

Answer: 12 – 7 = 5

Explanation:

5Â more boys than girls chose dog as the favorite pet

Question 3.

How many students chose cat as the favorite pet?

Answer: 17

17 students chose cat as the favorite pet

Question 4.

How many more students chose fish than parakeets?

Answer: 5

Explanation:

5 more students chose fish than parakeets

number of fishes is 13

number of parakeets is 8

13 – 8 = 5

Question 5.

Which pet got the least number of votes?

Answer: parakeets

Explanation:

parakeets pet got the least number of votes that is 8

Question 6.

How many more students chose cat or dog combined than parakeet or hamster combined?

Answer: 16

Explanation:

16 more students chose cat or dog combined than parakeet or hamster combined

cat or dog combined is 12 + 7 + 6 + 11 = 36

parakeet or hamster combined is 3 + 5 + 8 + 4 = 20

36 – 20 = 16

**Go Math 3rd Grade Answer Key Lesson 19.1 Question 7.**

Did more boys or girls choose aÂ favorite pet? Explain?

Answer:

Explanation:

boys chosen the pet are 12 + 6 + 3 + 7 = 36

girls chosen the pet are 7 + 11 + 5 + 4 + 6 =33

3 more boys than girls

**Lesson Check**

**Fill in the bubble completely to show your answer. Use the Favorite Book table for 8-10.**

Question 8.

Ernie asked the third-grade classes in his school to choose their favorite type of book. How many more students chose adventure books than fairy tale books?

(A) 12

(B) 16

(C) 4

(D) 20

Answer: A

Explanation:

Adventure book is 16

Fairy tale book is 4

16 – 4 = 12

Question 9.

How many students in all chose mystery or science fiction?

(A) 9

(B) 12

(C) 21

(D) 3

Answer: C

Explanation:

students chose mystery is 9

students chose science fiction is 12

9 + 12 = 21

21 students in all chose mystery or science fiction

**Go Math Lesson 19.1 Answer Key Grade 3 Question 10.**

**Multi-Step** How many more students chose historically and science fiction combined than adventure?

(A) 23

(B) 16

(C) 7

(D) 8

Answer:

Explanation:

students choose historically is 11

student chose science fiction is 12

11 + 12 = 23

students chosen adventure is 16

23 – 16 = 7 more students chose historically and science fiction combined than adventure

**Use the Books Read During Summer table for 11-13.**

Question 11.

Halle recorded in a tally table the number of books that students read during summer vacation. How many more students read 7 books than 5 books during summer vacation?

(A) 2

(B) 5

(C) 12

(D) 27

Answer: B

Explanation:

Halle recorded in a tally table the number of books that students read during summer vacation.

5 more students read 7 books than 5 books during the summer vacation

students read 7 books 16

students read 5 books are 11

16 – 11 = 5

**Frequency Table 3rd Grade Go Math Question 12.**

How many students read 8 books during summer vacation?

(A) 15

(B) 4

(C) 16

(D) 7

Answer: D

Explanation:

7 students read 8 books during summer vacation

Question 13.

**Multi-Step** How many more students read 7 books than 6 and 9 books combined?

(A) 11

(B) 13

(C) 4

(D) 5

Answer:

students read 7 books are 16

students read 6 books are 8

students read 9 books are 3

16 – 11 = 5

5 more students read 7 books than 6 and 9 books combined