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## Texas Go Math Grade 3 Lesson 1.2 Answer Key Read and Write Numbers Through Ten Thousands

**Essential Question**

What are some ways you can read and write numbers?

**Unlock the Problem.**

The highest mountain peak in Washington is Mount Rainier. It has a height of 14,409 feet. What is the value of the digit 1 in 14,409?

• Underline what are you asked to find.

You can use a place-value chart. The place to the left of the thousands place is the ten-thousands place.

So, the value of the digit 1 in 14,409 is 1 ten thousand, or 10,000.

You can write this number in different ways.

Word form is a way to write a number using words.

fourteen thousand, four hundred nine

Expanded form is a way to write a number by showing the value of each digit.

10,000 + 4,000 + 400 + 9

Standard form is a way to write a number using the digits 0 to 9, with each digit having 14, 409

**Math Talk**

**Mathematical Processes**

How could you model 14,409 with base-ten blocks?

Try This You can use quick pictures to show 16,142.

Answer:

**Share and Show**

Complete the expanded form.

Question 1.

___ + ___ + 200 + 90 + _________ = 36,295

Answer:

30000 + 6000 + 200 + 90 + 5

Question 2.

50,000 + ___ + ___ + 40 + ___ = 57,148

Answer:

50,000 + 7,000 + 100 + 40 + 8

**Write the number in standard form.**

Question 3.

20,000 + 8,000 + 200 + 40 + 9

Answer:

28,249

Question 4.

sixty-five thousand, eight hundred eleven

Answer:

65,811

**Complete the chart to show the number in three ways.**

Answer:

**Write the value of the underlined digit.**

Question 7.

4__9__,427

Answer:

Thousand

9000 or Nine thousand

Question 8.

95,__0__84

Answer:

Hundred

Value of 0 in hundreds place is zero

Question 9.

__5__2,320

Answer:

Ten thousand

50,000 or Fifty thousand.

Question 10.

24,__6__98

Answer:

Hundred

600 or Six hundred

**Write the standard form.**

Question 11.

20 + 600 + 9,000 + 8 + 70,000 _________

Answer:

Standard form = 79,628

Question 12.

35 ones 15 thousands _________

Answer:

Standard form = 15,035

**Problem Solving**

Question 13.

Unscramble the place values. Write three forms of the number.

4 tens + 8 thousands + 6 ones + 2 ten thousands + 5 hundreds

Answer:

- 2 ten thousand + 8 thousand + 5 hundred + 4 tens + 6 ones
- 28,546
- Twenty-eight thousand five hundred forty-six.

Question 14.

**Write Math** Neal wrote a 5-digit number. One digit was zero. The other digits were even numbers.

Neal did not use the same digit twice. What is the least number he could have written? Explain how you know.

Answer:

20,648

The least number Neal used is 2

Even numbers are 2,4,6,8

So, the least number is 2.

Question 15.

**H.O.T.** **Sense or Nonsense?** Is 30,000 + 650 + 2 equal or not equal to 30,000 + 400 + 200 + 52? Explain.

Answer:

Yes,

30,000 + 650 + 2 = 30,652

30,000 + 400+ 200+ 52 = 30,652

Therefore, 30,000 + 650 + 2 is equal to 30,000 + 400 + 200 + 52.

Question 16.

**Multi-Step** Write all the possible odd 5-digit numbers using the digits 1, 4, 7, 8, and 0, with the digit 1 in the ten thousands place.

Answer:

10,470

14,780

17,480

18,740

17,840

17,048

**Daily Assessment Task**

**Fill in the bubble for the correct answer choice.**

Question 17.

A soccer stadium has twenty-five thousand, seven hundred thirty-nine seats. What is the number of soccer stadium seats in standard form?

(A) 27,139

(B) 25,139

(C) 25,739

(D) 2,579

Answer:

Given, Number of seats in Soccer stadium =

Twenty-five thousand, seven hundred thirty-nine

Standard form = 25,739

Question 18.

What is the value of the digit 3 in the number 31,278?

(A) 3,000

(B) 300

(C) 30

(D) 30,000

Answer:

The value of the digit 3 in 31,278

= 30,000

Question 19.

**Multi-Step** During a race, James took 12,015 steps, Caleb took 12,010 steps, Thomas took 12,018 steps, and Michael took 12,013 steps. Which is equal to the number of steps James took?

(A) 10,000 + 2,000 + 10 + 8

(B) 10,000 + 2,000 + 10

(C) 10,000 + 2,000 + 10 + 5

(D) 10,000 + 2,000 + 10 + 3

Answer:

The number of steps James took = 12,015

Expanded form = 10,000 + 2000 + 10 + 5

Therefore,

12,015 is equal to 10,000 + 2,000 + 10 + 5 is equal to 12,015 steps taken by James.

**Texas Test Prep**

Question 20.

Which is the expanded form of 53,870?

(A) 50,000 + 3,000 + 700 + 8

(B) 50,000 + 3,000 + 800 + 7

(C) 50,000 + 3,000 + 80 + 7

(D) 50,000 + 3,000 + 800 + 70

Answer:

Given,

53,870

Expanded form =

50,000 + 3000 + 800 + 70

### Texas Go Math Grade 3 Lesson 1.2 Homework and Practice Answer Key

**Write the number in standard form.**

Question 1.

4,000 + 300 + 20 + 9

Answer:

Standard form = 4,329

Question 2.

60,000 + 4,000 + 300 + 7

Answer:

Standard form = 64,307

Question 3.

eight thousand, five hundred ninety-nine

Answer:

Standard form = 8,599

Question 4.

thirty-seven thousand, six hundred twenty-eight

Answer:

Standard form = 37,629

**Unscramble the place values. Write three forms of the number.**

Question 5.

3 tens + 7 thousands + 5 ten thousands + 2 ones + 6 hundreds

Answer :

- 5 ten thousands + 7 thousands + 6 hundreds + 3 tens + 2 ones
- Fifty-seven thousand six hundred thirty-two.
- 57,632

Question 6.

9 hundreds + 4 ten thousands + 8 ones + 7 tens

Answer:

- 4 ten thousand + 9 hundred + 7 tens + 8 ones
- Forty thousand nine hundred seventy-eight.
- 40, 978

**Problem Solving**

Question 7.

A craft store has boxes of colored beads. There are 2 boxes of ten thousand blue beads, 7 boxes of one hundred green beads, and 5 boxes of one thousand red beads. How many beads does the craft store have?

Answer:

Given,

2 boxes of ten thousand blue beads = 20,000

5 boxes of one thousand red beads. = 5000

7 boxes of one hundred green beads = 700

Total in standard form =

20,000 + 5000 + 700

= 25,700

Therefore, the craft store have 25,700 beads

Question 8.

Nia has number cards for 2 3, 8, 9, and 5. What are all the different ways Nia can arrange the cards to show only even numbers with the 2 in the ten-thousands place?

Answer:

Given,

Nia has number cards for 2, 3, 8, 9, and 5

Condition: 2 in the ten thousand places.

- 23,895
- 28,395,
- 29,395
- 25,395
- 29,583

**Lesson Check**

**Texas Test Prep**

Question 9.

An airplane travels a total of thirty-five thousand, seven hundred three miles in one month. What is the number of miles the airplane travels in standard form?

(A) 35,703

(B) 3,573

(C) 35,730

(D) 35,073

Answer: A

Given,

The expanded form of the number of mils the airplane traveled =

Thirty-five thousand, seven hundred three

Standard form = 35,703

Question 10.

The Marshall family drives 3,408 miles across the country. Which shows the expanded form of how far the Marshall family drives?

(A) 3,000 + 40 + 8

(B) 300 + 40 + 8

(C) 3,000 + 400 + 8

(D) 3,000 + 400 + 80

Answer: C

Explanation:

Expanded form:-

3,408 = 3,000 + 400 + 8

Question 11.

Rory uses numeral cards to make this number:

What is the value of digit 3?

(A) 3,000

(B) 30,000

(C) 30

(D) 300

Answer: D

Given number = 51,309

The value of digit 3 = 300

Question 12.

Janeen writes these place values on four cards.

What number is shown on the cards?

(A) 70,438

(B) 73,480

(C) 80,473

(D) 8,473

Answer: C

Explanation:

8 ten thousands + 4 hundreds + 7 tens + 3 ones

= 80,473

Question 13.

**Multi-Step** A crayon factory makes 20,487 crayons on Monday, 24,087 crayons on Tuesday, and 24,807 crayons on Wednesday. Which is equal to the number of crayons made on Tuesday?

(A) 20,000 + 400 + 80 + 7

(B) 24,000 + 800 + 70

(C) 20,000 + 4,000 + 80 + 7

(D) 2,000 + 400 + 80 + 7

Answer: C

Explanation:

Number of crayons on Tuesday = 24,087

Expanded form = 20,000 + 4000 + 80 + 7

Question 14.

**Multi-Step** The crayon factory has boxes of 5 thousand, 6 hundred and 3 tens. 1f the crayon factory adds a box of 1 ten thousand crayons, how many crayons does it have now?

(A) 5,631

(B) 1,563

(C) 15,630

(D) 10,563

Answer:

15,630

Explanation :

1 ten thousand + 5 thousand, 6 hundred and 3 tens = 15,630

Therefore, it have 15,630 crayons now.