Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.
-
Upload
ferdinand-barber -
Category
Documents
-
view
220 -
download
2
Transcript of Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.
![Page 1: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/1.jpg)
Lesson 5-8 Pages 227-231
Comparing and Ordering Rational
NumbersLesson Check 5-7
![Page 2: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/2.jpg)
What you will learn!
How to compare and order fractions, decimals,
and percents.
![Page 3: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/3.jpg)
Common denominatorCommon denominator
Least common denominator (LCD)Least common denominator (LCD)
Rational numbersRational numbers
![Page 4: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/4.jpg)
What you really need to know!
To compare fractions, rewrite them so they have the same denominator. The least common denominator (LCD) of two fractions is the LCM of their denominators.
![Page 5: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/5.jpg)
What you really need to know!
Another way to compare fractions is to express them as decimals. Then compare the decimals.
![Page 6: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/6.jpg)
Rational Numbers
5.2
0.8
3
25
2
1
-1.444…
Integers
-6 -10
What you really need to know!
Whole Numbers
8 131
![Page 7: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/7.jpg)
![Page 8: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/8.jpg)
Find the LCD:
9
7
6
5and
18
15
3
3
6
5
18
14
2
2
9
7
![Page 9: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/9.jpg)
Find the LCD:
7
1
4
3and
28
21
7
7
4
3
28
4
4
4
7
1
![Page 10: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/10.jpg)
Example 1:
Joe and his younger brother both had a math test last Friday. Joe scored 48 points out of 60 and his brother scored 55 points out of 75. Who got the better score?
![Page 11: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/11.jpg)
Example 1:
%808.0604860
48
%7337.0755575
55
Joe had the better score.
![Page 12: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/12.jpg)
Example 2:
According to the Pet Food Manufacturer’s Association, 11 out of 25 people own large dogs and 13 out of 50 own medium dogs. Do more people own large or medium dogs?
![Page 13: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/13.jpg)
Example 2:
%4450
22
225
211
25
11
%2650
13
150
113
50
13
Large!
![Page 14: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/14.jpg)
Example 3:
greatest. least to from
72% and 0.6, ,10
7Order
![Page 15: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/15.jpg)
7.010710
7
6.06.0 72.010072%72
72% ,10
7 0.6,
0
0
![Page 16: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/16.jpg)
Example 4:
Find the number that is rational.
AA 0.12345…0.12345…BB 0.123123…0.123123…CC DD 0.10203…0.10203…
AA 0.12345…0.12345…BB 0.123123…0.123123…CC DD 0.10203…0.10203…
![Page 17: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/17.jpg)
Natural Numbers
Whole Numbers
Integers Rational Numbers
5
5 5 5 500
0
0
-7
-7 -7
4.5
4.5
3/4
3/4
![Page 18: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/18.jpg)
Page 229
Guided Practice
#’s 3-12
![Page 19: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/19.jpg)
![Page 20: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/20.jpg)
Pages 227-229 with someone at home and study
examples!
Read:
![Page 21: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/21.jpg)
Homework: Page 230-231
#’s 14-50 even
#’s 54, 55, 58-64
Lesson Check Ch 5
![Page 22: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/22.jpg)
![Page 23: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/23.jpg)
![Page 24: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/24.jpg)
![Page 25: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/25.jpg)
![Page 26: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/26.jpg)
![Page 27: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/27.jpg)
![Page 28: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/28.jpg)
![Page 29: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/29.jpg)
Page
576
Lesson 5-8
![Page 30: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/30.jpg)
Lesson Check Ch 5
![Page 31: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/31.jpg)
Study Guide and Review
Pages
232-234
#’s 1-68(Odd answers in back of book)
![Page 32: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/32.jpg)
![Page 33: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/33.jpg)
![Page 34: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/34.jpg)
![Page 35: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/35.jpg)
![Page 36: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/36.jpg)
![Page 37: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/37.jpg)
![Page 38: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/38.jpg)
Prepare for Test!
Page
235
#’s 1-20 Lesson Check Ch 5Practice Test Answers
Lesson Check Ch 5 V2
![Page 39: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/39.jpg)
![Page 40: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/40.jpg)
![Page 41: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/41.jpg)
Practice Test Answers
![Page 42: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/42.jpg)
Prepare for Test!
Pages
236-237
#’s 1-17
![Page 43: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/43.jpg)
![Page 44: Lesson 5-8 Pages 227-231 Comparing and Ordering Rational Numbers Lesson Check 5-7.](https://reader035.fdocuments.us/reader035/viewer/2022062408/56649f2f5503460f94c4931c/html5/thumbnails/44.jpg)