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Math 8 Chapter 1 Lesson 1 page 7. Page 7 Essential Question: Why is it helpful to write numbers in...
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Transcript of Math 8 Chapter 1 Lesson 1 page 7. Page 7 Essential Question: Why is it helpful to write numbers in...
![Page 1: Math 8 Chapter 1 Lesson 1 page 7. Page 7 Essential Question: Why is it helpful to write numbers in different ways? Common Core State Standards: 8.NS.1.](https://reader037.fdocuments.in/reader037/viewer/2022110404/56649eb05503460f94bb59a7/html5/thumbnails/1.jpg)
Math 8Chapter 1Lesson 1 page 7
![Page 2: Math 8 Chapter 1 Lesson 1 page 7. Page 7 Essential Question: Why is it helpful to write numbers in different ways? Common Core State Standards: 8.NS.1.](https://reader037.fdocuments.in/reader037/viewer/2022110404/56649eb05503460f94bb59a7/html5/thumbnails/2.jpg)
Page 7
Essential Question: Why is it helpful to write numbers in different ways?
Common Core State Standards:8.NS.1
Mathematical Practices:1,3,4,6,7,8
I can write rational numbers as decimals and decimals as fractions
Without Calculators
![Page 3: Math 8 Chapter 1 Lesson 1 page 7. Page 7 Essential Question: Why is it helpful to write numbers in different ways? Common Core State Standards: 8.NS.1.](https://reader037.fdocuments.in/reader037/viewer/2022110404/56649eb05503460f94bb59a7/html5/thumbnails/3.jpg)
Engage
Vocabulary
Notes
![Page 4: Math 8 Chapter 1 Lesson 1 page 7. Page 7 Essential Question: Why is it helpful to write numbers in different ways? Common Core State Standards: 8.NS.1.](https://reader037.fdocuments.in/reader037/viewer/2022110404/56649eb05503460f94bb59a7/html5/thumbnails/4.jpg)
Vocabulary Words Symbols Model
Rational Number
A rational number is a number that can be written as the ratio of two integers in which the denominator is not zero.
a/b, where a and b are integers and b≠ 0
Examples
Repeating Decimal
A decimal whose digits repeat in groups of one or more.
0.181818…
Terminating Decimal
A decimal whose digits end.
0.2-1.34511/20 = 0.55
![Page 5: Math 8 Chapter 1 Lesson 1 page 7. Page 7 Essential Question: Why is it helpful to write numbers in different ways? Common Core State Standards: 8.NS.1.](https://reader037.fdocuments.in/reader037/viewer/2022110404/56649eb05503460f94bb59a7/html5/thumbnails/5.jpg)
Notes
Rational Numbers come from the root word “RATIO” or numbers that can be written as a comparison of two integers.
Fractions (ratios) are rational numbers.
Decimals that end or repeat can be written as fractions and are rational numbers.
![Page 6: Math 8 Chapter 1 Lesson 1 page 7. Page 7 Essential Question: Why is it helpful to write numbers in different ways? Common Core State Standards: 8.NS.1.](https://reader037.fdocuments.in/reader037/viewer/2022110404/56649eb05503460f94bb59a7/html5/thumbnails/6.jpg)
Explore/Explain
Chart
Internet Activity Fraction/Decimal/Percent
![Page 7: Math 8 Chapter 1 Lesson 1 page 7. Page 7 Essential Question: Why is it helpful to write numbers in different ways? Common Core State Standards: 8.NS.1.](https://reader037.fdocuments.in/reader037/viewer/2022110404/56649eb05503460f94bb59a7/html5/thumbnails/7.jpg)
Examples - CompleteNumber Decimal Fraction Rational
or Not Rational
19%
3/4 3/4
0.32
3 1/11
.625
- 1 2/3
-2/9
0.45
-0.777…
![Page 8: Math 8 Chapter 1 Lesson 1 page 7. Page 7 Essential Question: Why is it helpful to write numbers in different ways? Common Core State Standards: 8.NS.1.](https://reader037.fdocuments.in/reader037/viewer/2022110404/56649eb05503460f94bb59a7/html5/thumbnails/8.jpg)
Elaborate
Guided Practice
![Page 9: Math 8 Chapter 1 Lesson 1 page 7. Page 7 Essential Question: Why is it helpful to write numbers in different ways? Common Core State Standards: 8.NS.1.](https://reader037.fdocuments.in/reader037/viewer/2022110404/56649eb05503460f94bb59a7/html5/thumbnails/9.jpg)
Guided Practice page 10
ODD Problems and Answers
![Page 10: Math 8 Chapter 1 Lesson 1 page 7. Page 7 Essential Question: Why is it helpful to write numbers in different ways? Common Core State Standards: 8.NS.1.](https://reader037.fdocuments.in/reader037/viewer/2022110404/56649eb05503460f94bb59a7/html5/thumbnails/10.jpg)
Guided Practice Page 10
![Page 11: Math 8 Chapter 1 Lesson 1 page 7. Page 7 Essential Question: Why is it helpful to write numbers in different ways? Common Core State Standards: 8.NS.1.](https://reader037.fdocuments.in/reader037/viewer/2022110404/56649eb05503460f94bb59a7/html5/thumbnails/11.jpg)
Guided Practice Page 10
![Page 12: Math 8 Chapter 1 Lesson 1 page 7. Page 7 Essential Question: Why is it helpful to write numbers in different ways? Common Core State Standards: 8.NS.1.](https://reader037.fdocuments.in/reader037/viewer/2022110404/56649eb05503460f94bb59a7/html5/thumbnails/12.jpg)
Guided Practice Page 10
![Page 13: Math 8 Chapter 1 Lesson 1 page 7. Page 7 Essential Question: Why is it helpful to write numbers in different ways? Common Core State Standards: 8.NS.1.](https://reader037.fdocuments.in/reader037/viewer/2022110404/56649eb05503460f94bb59a7/html5/thumbnails/13.jpg)
Guided Practice Page 10
![Page 14: Math 8 Chapter 1 Lesson 1 page 7. Page 7 Essential Question: Why is it helpful to write numbers in different ways? Common Core State Standards: 8.NS.1.](https://reader037.fdocuments.in/reader037/viewer/2022110404/56649eb05503460f94bb59a7/html5/thumbnails/14.jpg)
Guided Practice page 10
EVEN Answers
![Page 15: Math 8 Chapter 1 Lesson 1 page 7. Page 7 Essential Question: Why is it helpful to write numbers in different ways? Common Core State Standards: 8.NS.1.](https://reader037.fdocuments.in/reader037/viewer/2022110404/56649eb05503460f94bb59a7/html5/thumbnails/15.jpg)
Guided Practice Page 10 - Even
2. -1.725
4. 0.438
6. - 7/9
![Page 16: Math 8 Chapter 1 Lesson 1 page 7. Page 7 Essential Question: Why is it helpful to write numbers in different ways? Common Core State Standards: 8.NS.1.](https://reader037.fdocuments.in/reader037/viewer/2022110404/56649eb05503460f94bb59a7/html5/thumbnails/16.jpg)
Explore/Explain
Got It Problems
![Page 17: Math 8 Chapter 1 Lesson 1 page 7. Page 7 Essential Question: Why is it helpful to write numbers in different ways? Common Core State Standards: 8.NS.1.](https://reader037.fdocuments.in/reader037/viewer/2022110404/56649eb05503460f94bb59a7/html5/thumbnails/17.jpg)
Got it A-D Problems page 8
Convert to decimals
A. ¾
B. -2/9
C. 4 13/25
D. 3 1/11
![Page 18: Math 8 Chapter 1 Lesson 1 page 7. Page 7 Essential Question: Why is it helpful to write numbers in different ways? Common Core State Standards: 8.NS.1.](https://reader037.fdocuments.in/reader037/viewer/2022110404/56649eb05503460f94bb59a7/html5/thumbnails/18.jpg)
Got it A-D Answers page 8
A. ¾ = .75
B. -2/9 = -0.222…
C. 4 13/25 = 4.52
D. 3 1/11 = 3.090909…
![Page 19: Math 8 Chapter 1 Lesson 1 page 7. Page 7 Essential Question: Why is it helpful to write numbers in different ways? Common Core State Standards: 8.NS.1.](https://reader037.fdocuments.in/reader037/viewer/2022110404/56649eb05503460f94bb59a7/html5/thumbnails/19.jpg)
Got It E Problem page 9
In a recent season, NASCAR driver Jimmie Johnson won 6 of the 36 total races held. To the nearest thousandth, find the part of races he won.
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Got it E Answer page 9
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Got it F-G Problems pg 10
Convert to fractions or mixed numbers in simplest form.
F. -0.14
G. 0.272727…
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Got it F-G Answers pg 10
![Page 23: Math 8 Chapter 1 Lesson 1 page 7. Page 7 Essential Question: Why is it helpful to write numbers in different ways? Common Core State Standards: 8.NS.1.](https://reader037.fdocuments.in/reader037/viewer/2022110404/56649eb05503460f94bb59a7/html5/thumbnails/23.jpg)
Evaluate
Classwork Activities
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Classwork1. How Does It Fit (HDIF) –
Card Stock (30 sets different colors)
2. Find Someone Who Grade/Collect
3. Extra Practice pgs 13-14 HDIF(20 problems – 20 minute)
Exchange and grade
4. Worksheets PreAlgw/pizzaz pg 81
5. Foldable – File in FolderAnother Example
6. Rational Number App TI
![Page 25: Math 8 Chapter 1 Lesson 1 page 7. Page 7 Essential Question: Why is it helpful to write numbers in different ways? Common Core State Standards: 8.NS.1.](https://reader037.fdocuments.in/reader037/viewer/2022110404/56649eb05503460f94bb59a7/html5/thumbnails/25.jpg)
Homework
– Independent Practice pages 11-12