Download - 5 Minute Check Complete on the back of your homework. 1 1. 3 x 12 3 2. 7 x 8 5 3. 6 x 15 2 4. 5 x 11
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- 5 Minute Check Complete on the back of your homework. 1 1. 3 x 12 3 2. 7 x 8 5 3. 6 x 15 2 4. 5 x 11
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- 5 Minute Check Complete on the back of your homework. 1 1. 3 x 12
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- 5 Minute Check Complete on the back of your homework. 1 1. 3 x 12 1 12 12 3 x 1 = 3 = 4
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- 5 Minute Check Complete on the back of your homework. 3 2. 7 x 8
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- 5 Minute Check Complete on the back of your homework. 3 2. 7 x 8 3 8 24 3 7 x 1 = 7 = 3 7
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- 5 Minute Check Complete on the back of your homework. 5 3. 6 x 15
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- 5 Minute Check Complete on the back of your homework. 5 3. 6 x 15 5 15 75 1 6 x 1 = 6 = 12 2
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- 5 Minute Check Complete on the back of your homework. 2 4. 5 x 11
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- 5 Minute Check Complete on the back of your homework. 2 4. 5 x 11 2 11 22 2 5 x 1 = 5 = 4 5
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- Friday, Oct 3 Lesson 6.4.3 Multiply Fractions
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- Objective: To understand how to estimate and multiply fractions.
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- Multiply Fractions To multiply fractions, multiply the numerators and multiply the denominators, then simplify if needed. Example x = 3 2 6 3 4 x 5 = 20 = 10 x =
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- Multiply Fractions When multiplying a fraction by a fraction, an estimate can be determined using a comparable number for the fractions.
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- Multiply Fractions When multiplying a fraction by a fraction, an estimate can be determined using a comparable number for the fractions. If a fraction is less than 1, we can use 0, or 1 as a comparable number.
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- Multiply Fractions If a fraction is less than 1, we can use 0, or 1 as a comparable number. 4 What is the comparable number for 7 ?
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- Multiply Fractions If a fraction is less than 1, we can use 0, or 1 as a comparable number. 4 What is the comparable number for 7 ? First, what is half the denominator?
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- Multiply Fractions If a fraction is less than 1, we can use 0, or 1 as a comparable number. 4 What is the comparable number for 7 ? First, what is half the denominator? 3
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- Multiply Fractions If a fraction is less than 1, we can use 0, or 1 as a comparable number. 4 What is the comparable number for 7 ? First, what is half the denominator? 3 Is the numerator closer to 0, 3 or 7?
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- Multiply Fractions If a fraction is less than 1, we can use 0, or 1 as a comparable number. 4 What is the comparable number for 7 ? First, what is half the denominator? 3 Is the numerator closer to 0, 3 or 7? 3 Which means the comparable number is .
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- Multiply Fractions If a fraction is less than 1, we can use 0, or 1 as a comparable number. 2 What is the comparable number for 9 ? First, what is half the denominator?
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- Multiply Fractions If a fraction is less than 1, we can use 0, or 1 as a comparable number. 2 What is the comparable number for 9 ? First, what is half the denominator? 4 Is the numerator closer to 0, 4 or 9?
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- Multiply Fractions If a fraction is less than 1, we can use 0, or 1 as a comparable number. 2 What is the comparable number for 9 ? First, what is half the denominator? 4 Is the numerator closer to 0, 4 or 9? 4 Which means the comparable number is 0.
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- Multiply Fractions If a fraction is less than 1, we can use 0, or 1 as a comparable number. 5 What is the comparable number for 12 ?
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- Multiply Fractions If a fraction is less than 1, we can use 0, or 1 as a comparable number. 5 What is the comparable number for 12 ?
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- Multiply Fractions If a fraction is less than 1, we can use 0, or 1 as a comparable number. 13 What is the comparable number for 15 ?
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- Multiply Fractions If a fraction is less than 1, we can use 0, or 1 as a comparable number. 13 What is the comparable number for 15 ? 1
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- Multiply Fractions When estimating the product of two fractions, round each fraction to 0, or 1 and then multiply. All possible answers include: 0 x 0 = 0 0 x = 0 0 x 1 = 0 x = x 1 = 1 x 1 = 1
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- Multiply Fractions Can either be estimated up or down 0 1 0 1
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- Multiply Fractions Estimate and Multiply. 1 3 x 4 Estimate?
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- Multiply Fractions Estimate and Multiply. 1 3 x 4 1 2 x 0 = 0 Actual Product?
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- Multiply Fractions Estimate and Multiply. 1 3 x 4 0 Actual Product? 1 1 1 3 x 4 = 12 Is this a reasonable answer?
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- Multiply Fractions Estimate and Multiply. 1 3 x 4 0 Actual Product? 1 1 1 3 x 4 = 12 Is this a reasonable answer? Yes
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- Multiply Fractions and Whole Numbers Estimate and Multiply. 1 3 x 4 We can also use models to represent this problem.
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- Multiply Fractions and Whole Numbers Estimate and Multiply. 1 3 x 4 Divide a rectangle into 3 columns and 4 rows. Then shade section that is wide by 1/3 long. That represents 1/12 of the total.
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- Multiply Fractions Estimate and Multiply. 2 5 3 x 6 Do this on your own.
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- Multiply Fractions Estimate and Multiply. 2 5 3 x 6 Estimate?
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- MuMultiply Fractions Estimate and Multiply. 2 5 3 x 6 = 1 2 x 1 = 2 Actual Product?
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- Multiply Fractions Estimate and Multiply. 2 5 1 3 x 6 2 Actual Product? 2 5 10 5 3 x 2 = 18 = 9 Is this a reasonable answer?
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- Multiply Fractions Estimate and Multiply. 2 5 1 3 x 6 2 Actual Product? 2 5 10 5 3 x 6 = 18 = 9 5 1 Is this a reasonable answer? 9 2
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- Multiply Fractions Estimate and Multiply. 2 5 1 3 x 6 2 2 5 10 5 3 x 6 = 18 = 9
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- Multiply Fractions Estimate and Multiply. 1 8 x 2
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- Multiply Fractions Estimate and Multiply. 1 8 x 2 0 1 1 1 8 x 2 = 16
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- Multiply Fractions Estimate and Multiply. 3 5 10 x 6
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- Multiply Fractions Estimate and Multiply. 3 5 1 10 x 6 2 3 5 1 2 x 5 x 2 x 3 = 4
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- Multiply Fractions Estimate and Multiply. 4 3 9 x 8
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- Multiply Fractions Estimate and Multiply. 4 3 1 9 x 8 4 2 x 2 3 1 3 x 3 x 2 x 2 x 2 = 6
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- Multiply Fractions Estimate and Multiply. 4 9 x 18 Do this on your own. From yesterdays lesson.
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- Multiply Fractions Estimate and Multiply. 4 9 x 18 9 4 2x3x3 8 3x3 x 1 = 1 =8
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- Multiply Fractions Estimate and Multiply. 3 5 x 10 = Do this on your own.
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- Multiply Fractions Estimate and Multiply. 3 5 x 10 5 3 2 x 5 6 5 x 1 = 1 = 6
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- Multiply Fractions Estimate and Multiply. 4 7 x 15
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- Multiply Fractions Estimate and Multiply. 4 7 x 15 8 4 15 60 4 7 x 1 = 7 = 8 7
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- Multiply Fractions Estimate and Multiply. 1 1 1 3 x 4 x 5
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- Multiply Fractions Estimate and Multiply. 1 1 1 3 x 4 x 5 0 1 1 1 1 3 x 4 x 5 = 60
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- Multiply Fractions Frank had of the lawn left to mow. On Saturday he mowed 2/3 of what was left. What fraction of the lawn did he mow on Saturday? Do this on your own.
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- Multiply Fractions Frank had of the lawn left to mow. On Saturday he mowed 2/3 of what was left. What fraction of the lawn did he mow on Saturday? 1 2 1 2 x 3 = 3 To find the percentage or fraction of any number, multiply the number by the percentage (decimal equivalent) or fraction.
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- Multiply Fractions A paint store has 35 gallons of paint in storage, 2/5 of which are for outdoor use. The others are for indoor use. If each gallon costs $22, what is the total cost of the indoor paint in storage? Do this on your own.
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- Multiply Fractions A paint store has 35 gallons of paint in storage, 2/5 of which are for outdoor use. The others are for indoor use. If each gallon costs $22, what is the total cost of the indoor paint in storage? There is a couple of different ways to solve this problem. If 2/5 is outdoor paint, what fraction is indoor paint?
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- Multiply Fractions A paint store has 35 gallons of paint in storage, 2/5 of which are for outdoor use. The others are for indoor use. If each gallon costs $22, what is the total cost of the indoor paint in storage? If 2/5 is outdoor paint, what fraction is indoor paint? 3/5 What is 3/5 of 35 gallons?
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- Multiply Fractions A paint store has 35 gallons of paint in storage, 2/5 of which are for outdoor use. The others are for indoor use. If each gallon costs $22, what is the total cost of the indoor paint in storage? What is 3/5 of 35 gallons? 3 5x7 21 5 x 1 = 1 = 21 What is the cost of 21 gallons?
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- Multiply Fractions A paint store has 35 gallons of paint in storage, 2/5 of which are for outdoor use. The others are for indoor use. If each gallon costs $22, what is the total cost of the indoor paint in storage? What is the cost of 21 gallons? 21 x $22 = $462
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- Multiply Fractions True or False. The product of two fractions between 0 and 1 is also between 0 and 1.
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- Multiply Fractions True or False. The product of two fractions between 0 and 1 is also between 0 and 1. True
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- Multiply Fractions True or False. The product of a mixed number between 4 and 5 and a fraction between 0 and 1 is less than 4.
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- Multiply Fractions True or False. The product of a mixed number between 4 and 5 and a fraction between 0 and 1 is less than 4. 9 9 81 False; 4 10 x 10 = 4 100
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- Multiply Fractions True or False. The product of two mixed number between 4 and 5 is between 4 and 5.
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- Multiply Fractions True or False. The product of two mixed number between 4 and 5 is between 4 and 5. True
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- Multiply Fractions Agenda Notes No Homework Homework Practice 6.4.3 Show all work. Bring to my desk when complete. Mid-Chapter 6.4 Quiz Wednesday, Oct 8