Envision Math 1st Grade Textbook Answer Key Topic 2.3 Ordering Numbers to 12 with a Number Line

Ordering Numbers to 12 with a Number Line

Home Connection Your child used a number line to order numbers to 12.
Home Activity Use only the first 12 pages of a book or magazine. Ask questions such as: What page comes after page 5? What page comes before page 3? What page comes between pages 7 and 9?

Envision Math Grade 1 Answer Key Topic 2.3 Ordering Numbers to 12 with a Number Line 1
Question 1.
Envision Math Grade 1 Answer Key Topic 2.3 Ordering Numbers to 12 with a Number Line 2
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Question 2.
Envision Math Grade 1 Answer Key Topic 2.3 Ordering Numbers to 12 with a Number Line 2
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Question 3.
Envision Math Grade 1 Answer Key Topic 2.3 Ordering Numbers to 12 with a Number Line 2
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Question 4.
Envision Math Grade 1 Answer Key Topic 2.3 Ordering Numbers to 12 with a Number Line 2
Answer:

Envision Math Grade 1 Answer Key Topic 2.3 Ordering Numbers to 12 with a Number Line 3

Guided Practice

Use the number line below.
Envision Math Grade 1 Answer Key Topic 2.3 Ordering Numbers to 12 with a Number Line 4
Write the number that is before.
Question 1.
Envision Math Grade 1 Answer Key Topic 2.3 Ordering Numbers to 12 with a Number Line 5
Answer:

Question 2.
____ 9    10
Answer:

Write the number that is after.
Question 3.
5     6 ____
Answer:

Question 4.
10    11 ____
Answer:

Write the number that is between.
Question 5.
8 ____ 10
Answer:

Question 6.
9 ____ 11
Answer:

Do you understand?
Question.
Do you look left or right to fi nd the number before 2?
Answer:

Independent Practice

Use the number line below.
Write the missing numbers.
Question 7.
4    5    6 ____ 8    9 ____
Answer:

Question 8.
2    3 ____ 5 ____ 7   8
Answer:

Question 9.
1 ____ 3 ____ 5   6 ____
Answer:

Algebra Use the clues. Write the number.
Question 10.
My secret number is between 4 and 9. It is after 7.
Envision Math Grade 1 Answer Key Topic 2.3 Ordering Numbers to 12 with a Number Line 7
Answer:

Problem Solving

Solve the problems below.
Envision Math Grade 1 Answer Key Topic 2.3 Ordering Numbers to 12 with a Number Line 4
Question 11.
Kathy reads a book. She reads page 10. Then she skips a page. She reads page 12.
What page did Kathy skip?
___________
Answer:

Question 12.
Yuko gets a number for a race.
His number is between 7 and 9.
What is Yuko’s number?
___________
Answer:

Question 13.
Anita has some crayons. The number she has is between 5 and 8.
Which could be the number of crayons Anita has?
Envision Math Grade 1 Answer Key Topic 2.3 Ordering Numbers to 12 with a Number Line 8
Answer:

Question 14.
Journal Describe the number that comes after 8. Use pictures or words. Write the number.
Answer:

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