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 2.5 Answer Key Order Numbers on an Open Number Line.

## Texas Go Math Grade 1 Lesson 2.5 Answer Key Order Numbers on an Open Number Line

**Esential Question**

How can you order numbers using a number line?

Explanation:

When ordering numbers, we first start by comparing two numbers at a time. You can do this by either arranging the numbers in ascending or descending order.

**Explore**

Draw lines to show where the numbers belong on the number line.

**For The Teacher**

- Read the following problem. Mikka wants to place these three numbers on the number line. Where do the numbers belong?

Explanation:

Numbers placed according to Least to greatest.

**Math Talk**

**Mathematical processes**

Now Mikka wants to place 55 on the number line. Between which two numbers does 55 belong? Explain.

**Model and Draw**

Use place value. Write the numbers in order.

Explanation:

Explanation:

**Think**

Compare the tens. Then compare the ones.

**Share and Show**

Use place value and the number line to order numbers. Then write the numbers in order.

Question 1.

Answer:

Explanation:

Numbers are arranged according to least to greatest

and written greatest to least

**Problem Solving**

Use place value and the number line to order numbers. Then write the numbers in order.

Question 2.

Answer:

Explanation:

Numbers are arranged according to least to greatest

and written least to greatest

**Solve. Write or draw to explain.**

Question 3.

**H.O.T.** Ava saved 105 cans. Martin saved 96 cans, Brandon saved III cans, and Shellie saved 92. Write the numbers of cans saved in order from least to greatest

Answer:

Explanation:

Numbers are arranged according to least to greatest

and written least to greatest

Question 4.

**Multi-Step** The vet places dogs in order by their tag numbers. The brown dog is tag number 120, the black dog is 109, and the white dog is 119. Write the colors of the dogs in tag number order from greatest to least.

Answer:

Explanation:

120, 119 , 109

he colors of the dogs in tag number order from greatest to least

**Daily Assessment Task**

**Choose the correct answer.**

Question 5.

**Multi-Step** Drew, Matt, and Bradley play football. Their numbers are 15, 12 and 23. Which shows the numbers in order from greatest to least?

(A) 23, 12, 15

(B) 12, 23, 15

(C) 23, 15, 12

Answer: C

Explanation:

Greatest to least are

23, 15, 12

Question 6.

Which shows numbers in order from least to greatest?

(A) 31, 47, 39

(B) 29, 44, 49

(C) 59, 19, 32

Answer: B

Explanation:

29, 44, 49 shows numbers in order from least to greatest

Question 7.

**Apply** Which shows numbers in order from greatest to least?

(A) 54, 76, 18

(B) 113, 102, 29

(C) 36, 119, 63

Answer: B

Explanation:

113, 102, 29 shows numbers in order from greatest to least

Question 8.

**Texas Test Prep** Use place value. Which shows the numbers in order from east to greatest?

Answer:

Explanation:

71 , 88, 103 shows the numbers in order from least to greatest

**Take Home Activity**

- Give your child the numbers 48, 57, and 102. Have your child use a number line to order the numbers from least to greatest.

48, 57, and 102. are in order the numbers from least to greatest.

Explanation:

### Texas Go Math Grade 1 Lesson 2.5 Homework and Practice Answer Key

**Use place value and the number line to order numbers. Then write the numbers in order.**

Question 1.

Answer:

Explanation:

55 , 24, 13 shows the numbers in order from greatest to least

Question 2.

Answer:

Explanation:

112, 104, 93 shows the numbers in order from least to greatest

Question 3.

Answer:

Explanation:

64, 42, 33 shows the numbers in order from greatest to least

**Problem Solving**

**Write or draw to explain.**

Question 4.

Tony saved 63 pennies. Jill saved 103 pennies and Ed saved 33 pennies. Write the number of pennies saved in

order from least to greatest.

Answer:

Explanation:

33 , 63 , 103 the number of pennies saved in

order from least to greatest.

**Texas Test Prep**

**Lesson Check**

**Choose the correct answer.**

Question 5.

Lily got scores of 92, 84, and 100. Which shows the numbers in order from greatest to least?

(A) 100, 92, 84

(B) 84, 100, 92

(C) 100, 84, 92

Answer: A

Explanation:

100, 92, 84 shows the numbers in order from greatest to least

Question 6.

Rabbit ate 14 carrots. Robin ate 21 worms. Bear ate 13 fish. Which shows the numbers in order from least to greatest?

(A) 14, 21, 13

(B) 21, 14, 13

(C) 13, 14, 21

Answer: C

Explanation:

13, 14, 21 shows the numbers in order from least to greatest

Question 7.

Which shows the numbers in order from greatest to least?

(A) 107, 55, 83

(B) 94, 93, 10

(C) 59, 14, 102

Answer: B

Explanation:

94, 93, 10 shows the numbers in order from greatest to least

Question 8.

Which shows the numbers in order from least to greatest?

(A) 16, 49, 99

(B) 86, 54, 42

(C) 37, 68, 50

Answer: A

Explanation:

16, 49, 99 shows the numbers in order from least to greatest