lesson 1-1 pages 6-8 the “four-step plan”. 1. explore (read) 2. plan (decide) 3. solve (do) 4....
TRANSCRIPT
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Lesson 1-1 Pages 6-8
The “Four-Step Plan”.1. Explore (Read)
2. Plan (Decide)
3. Solve (Do)
4. Examine (Check) Lesson Check 1-0
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What you will learn!
How to solve problems using the four-step plan.
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The “Four Steps”:
1. Explore (Read): Get a general understanding of the problem.
2.Plan (Decide): Make a plan to solve the problem.
3. Solve (Do): Carry out your plan.
4.Examine (Check): Check if you answer makes sense.
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Problem Solving Strategies (Plans)
Guess and CheckGuess and Check Use a graphUse a graph
Look for a patternLook for a pattern Work BackwardWork Backward
Make an organized listMake an organized list Eliminate possibilitiesEliminate possibilities
Draw a diagramDraw a diagram Estimate reasonable Estimate reasonable answersanswers
Act it outAct it out Use logical reasoningUse logical reasoning
Solve a simpler Solve a simpler problemproblem Make a modelMake a model
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Example 1
A can of soda holds 12 fluid ounces. A 2-liter bottle holds about 67 fluid ounces. If a pack of six cans costs the same as a 2-liter bottle, which is the better buy?
Six cans
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Example 2
For every 100,000 people in the U.S., there are 5,750 I-pods. For every 100,000 people in Canada, there are 323 I-pods. If a city in the U.S. and Canada both have about 200,000 residents, how many more I-pods are there in the U.S. city?
10,854
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Page 8
Guided Practice
#’s 4-5Link to Pre-Made Lesson
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Pages 6-8 with someone at home
and study examples!
Read:
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Homework: Page 9
#’s6-8, 10-11, 13-18
Lesson Check 1-1
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Page
564
Lesson 1-1
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