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Algebra 1 1-5 Complete Lesson: Adding and Subtracting Real Numbers

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Last updated about 4 years ago
30 questions
Note from the author:
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A complete formative lesson with embedded slideshow, mini-lecture screencasts, checks for understanding, practice items, mixed review, and reflection. I create these assignments to supplement each lesson of Pearson's Common Core Edition Algebra 1, Algebra 2, and Geometry courses. See also mathquest.net and twitter.com/mathquestEDU.
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Question 1
1.

Solve It! How much money must you add to make the card worth $25?

Enter your response in this format: $37

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Question 17
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Vocabulary: What is the sum of a number and its opposite?

Enter only a number.

Question 19
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Error Analysis: Your friend says that since -a is the opposite of a, the opposite of a number is always negative. Describe and correct the error.

Question 20
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Question 21
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Question 22
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Question 23
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Question 24
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Question 25
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Use Your Vocabulary: Write the additive inverse of the number.
Enter only a number.

Question 26
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Use Your Vocabulary: Write the additive inverse of the number.
Enter only a number.

Question 27
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Use Your Vocabulary: Write the additive inverse of the number.
Enter only a number.

Question 28
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Question 29
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Notes: Take a clear picture or screenshot of your Cornell notes for this lesson. Upload it to the canvas. Zoom and pan as needed.

For a refresher on the Cornell note-taking system, click here.

Question 30
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Reflection: Math Success

Question 2
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Solve It! Explain your reasoning.

Question 3
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Question 4
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Question 5
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Question 6
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Question 7
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Question 8
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Question 9
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Review Lesson 1-4: Indicate whether the expressions in each pair are equivalent.
Equivalent Expressions
NOT Equivalent Expressions
Review Lesson 1-3: Categorize each number on the left into the subset(s) of of the real numbers to which it belongs.
Natural Numbers
Whole Numbers
Integers
Rational Numbers
Irrational Numbers
Review Lesson 1-2: Match each expression on the left with its value for a = 2, h = 5, and w = 8.
Vocabulary Review: Identify the expressions that do NOT show a difference.
15 + 6
14 - 3
4 ⋅ 8
48 ÷ 12
Do NOT Show a Difference
Vocabulary Review: Identify the expression that shows a sum.
15 + 6
14 - 3
4 ⋅ 8
48 ÷ 12
Shows a Sum
Vocabulary Review: The absolute value of a number is its distance from 0 on a number line. The absolute value of -7, written as |-7|, is equal to 7 because -7 is 7 units away from 0 on a number line.

Drag symbols from the left to fill in the blank and compare each pair of numbers on the right.
<
>
=
|3| __?__ |-3|
|-3| __?__ 3
-3 __?__ |-3|
|3| __?__ -3
Problem 1 Got It?
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Problem 2 Got It?
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