lesson 6.1 page 267 ratios we will write ratios as fractions in simplest form we will simplify...
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When converting measurement for a ratio use the following: pints to cups quarts to pints quarts to cups gallon to quart pound to ounces feet to inches yard to feet yard to inches You may use this on testTRANSCRIPT
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Lesson 6.1 Page 267 Ratios
We will write ratios as fractions in simplest form
We will simplify ratios involving
measurements
A Ratio i sa comparison of two quantities by division
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2 cups = 1 pint 4 cups = 1 quart 2 pints = 1 quart 4 quarts = 1 gallon 12 inches = 1 foot
36 inches = 1 yard 3 feet = 1 yard
Copy 16 ounces = 1 pound
You may use this on test
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When converting measurement for a ratio use the following: pints to cups quarts to pints quarts to cups gallon to quart pound to ounces feet to inches yard to feet yard to inches
You may use this on test
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Many ways to write ratios
Numbers Algebra
Always Reduce
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If playing basketball 12 baskets in 18 attempts 12:18 12 to 18 12 18
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10 of every 30 Americans own a cell phone
15 out of every 100 students like Physical Education
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90 to 4
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When writing a ratio involving measurements, both quantities should have the same unit of measurement
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Example Express 8 ounces to 3 pounds
• convert ounces to pounds • Write as fraction • Reduce
pounds to ounces
Remember Hint.... 16 ounces = 1 pound
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3 pints to four quarts (convert pints to quarts)
convert quarts to pints
Remember Hint.... 2 pints = 1 quart
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Pages 268 - 269 Problems 1- 25
1. 12:16 2. 24 out of 60 3. 36:84 4. 50 to 25
5. 15 out of 24 10. 9 out of 15 11. 20 out of 36 12. 4 out of 52 13. 45 out of 60 14. 16 to 10 15. 96 to 3
Selected on next 3 slides
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7. 3 pints to 4 quarts 8. 9 inches to 1 yard 9. 6 gallons to 3 quarts
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18. 10 yards to 10 feet 19. 4 ounces to 2 pounds 20. 18 quarts to 4 gallons 21. 6 feet to 14 inches
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Lesson 6.2 Unit Rates $11 for 4 boxes of cereal 400 miles on 14 gallonsHow much is 1 box ?
Page 272
How many miles does your car (truck) get per gallon of gas?
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Lesson 6.2 Unit Rates $11 for 4 boxes of cereal 400 miles on 14 gallonsHow much is 1 box ?
Page 272
How many miles does your car (truck) get per gallon of gas?
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Lesson 6.2 Unit Rates $11 for 4 boxes of cereal 400 miles on 14 gallonsHow much is 1 box ?
Page 272
How many miles does your car (truck) get per gallon of gas?
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Usually when dealing with money you will put the amount first
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Lets do a fewPage 272 1A. $18.50 for 5 pounds
1B. 100 meters in 14 seconds
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Page 273 Online music store sells 15 songs for $12.00. iTunes sells 10 songs for $9.00. What is the best deal?
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Page 273 Online music store sells 15 songs for $12.00. iTunes sells 10 songs for $9.00. What is the best deal?
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Page 273 Online music store sells 15 songs for $12.00. iTunes sells 10 songs for $9.00. What is the best deal?
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A store sells two different kinds of head phones. Package of 8 sets for $5.76 and package of 12 sets for $8.88. What is the cheapest package?
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A store sells two different kinds of head phones. Package of 8 sets for $5.76 and package of 12 sets for $8.88. What is the cheapest package?
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A store sells two different kinds of head phones. Package of 8 sets for $5.76 and package of 12 sets for $8.88. What is the cheapest package?
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Questions on Lesson 6.2 Page 272 Examples 1 and 2? Assignment: Page 272 Problems 1 - 7 Also from Lesson 6.1 Page 268-269 Problems 6 - 9 and 18 - 21
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Example 3 Page 273 A typical dolphin will take about 34 breaths in 4 hours. How many breaths will a dolphin take in 7 hours?
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Example 3 Page 273 A typical dolphin will take about 34 breaths in 4 hours. How many breaths will a dolphin take in 7 hours?
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Example 3 Page 273 A typical dolphin will take about 34 breaths in 4 hours. How many breaths will a dolphin take in 7 hours?
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Page 273 Guided Practice 3. Classwork A bakery can make 195 doughnuts in 3 hours. At this rate, how many doughnuts can the bakery make in 8 hours?
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Questions for Example 3? Assignment Page 274 Problems 8 - 20