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Module 4 Lesson 13 Writing Division Expressions.notebook
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March 28, 2014
Problem Set Lesson 12 Answers
Module 4 Lesson 13 Writing Division Expressions.notebook
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MODULE 4 Expressions and EquaonsTopic C: Replacing Leer and NumbersLesson 13: Wring Division Expressions
Module 4 Lesson 13 Writing Division Expressions.notebook
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Module 4 Lesson 13 Writing Division Expressions.notebook
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ú How can we write or show 8 divided by 2?
ú When working with algebraic expressions, are any of these expressions or models more efficient than others?
Module 4 Lesson 13 Writing Division Expressions.notebook
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Classwork Example 1Write an expression showing 1 ÷ 2 without the use of the division symbol.
From the model what can we determine?
÷
Module 4 Lesson 13 Writing Division Expressions.notebook
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Example 2Write an expression showing a ÷ 2 without the use of the division symbol. Let's start by making a model.
From the model what can we determine?
When we write division expressions using the division symbol we represent
How would this look when we write division expressions using a fracon?
Module 4 Lesson 13 Writing Division Expressions.notebook
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Module 4 Lesson 13 Writing Division Expressions.notebook
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Example 3a. Write an expression showing a ÷ b without the use of the division symbol.
b. Write an expression for g divided by the quanty h plus 3. Write it with the division symbol and using the fracon bar.
c. Write an expression for the quoent of the quanty m reduced by 3 and 5 .Write it with the division symbol and using the fracon bar.
Module 4 Lesson 13 Writing Division Expressions.notebook
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ExercisesWrite each expression two ways: using the division symbol and as a fracon.1. 12 divided 4
2. 3 divided by 5
3. a divided by 4
4. The quoent of 6 and m
Module 4 Lesson 13 Writing Division Expressions.notebook
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5. Seven divided by the quanty x plus y
6. y divided by the quanty x minus 11
7. The sum of the quanty h and 3 divided by 4
8. The quoent of the quanty k minus 10 and m.
Module 4 Lesson 13 Writing Division Expressions.notebook
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Closing
Please take out your exit ticket for Lesson 13, close your binder, and complete the exit ticket. This will be collected.
§ Explain to your neighbor how you would rewrite any division problem using a fracon.
ú The dividend would become the numerator and the divisor would become the denominator.
Module 4 Lesson 13 Writing Division Expressions.notebook
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