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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.
49,427
Answer:
Thousand
9000 or Nine thousand
Question 8.
95,084
Answer:
Hundred
Value of 0 in hundreds place is zero
Question 9.
52,320
Answer:
Ten thousand
50,000 or Fifty thousand.
Question 10.
24,698
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.