algebra 1(a/b) class announcements return chapter 1 tests wednesday warm-up fractions review notes...
TRANSCRIPT
![Page 1: Algebra 1(A/B) Class Announcements Return Chapter 1 Tests Wednesday Warm-Up Fractions Review Notes Treasure Hunt Review Begin Homework](https://reader035.vdocuments.site/reader035/viewer/2022070411/56649f2a5503460f94c44f74/html5/thumbnails/1.jpg)
Algebra 1(A/B)
Fractions Review
• Class Announcements
• Return Chapter 1 Tests
• Wednesday Warm-Up
• Fractions Review Notes
• Treasure Hunt Review
• Begin Homework
![Page 2: Algebra 1(A/B) Class Announcements Return Chapter 1 Tests Wednesday Warm-Up Fractions Review Notes Treasure Hunt Review Begin Homework](https://reader035.vdocuments.site/reader035/viewer/2022070411/56649f2a5503460f94c44f74/html5/thumbnails/2.jpg)
*Wednesday Warm-Up
1) Which of the following is equivalent to , for all x.
A) B) C)
D) E)
2) A rectangle is twice as long as it is wide. If the width of the rectangle is 3 inches, what is the rectangle’s area, in square inches?
A) B) C)
D) E)
x x x x
22x4x
4x 4x4x
1815
1296
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*Adding/Subtract Fractions
*We can add/subtract fractions that have the same denominator
+ =
4
14
34
14
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Steps (same denominator):
1. Add/subtract the numerators
2. Keep the same denominator
3. Simplify if necessary
*Adding/Subtract Fractions
2 15 5
2 59 9
6 37 7
1)
2)
3)
![Page 5: Algebra 1(A/B) Class Announcements Return Chapter 1 Tests Wednesday Warm-Up Fractions Review Notes Treasure Hunt Review Begin Homework](https://reader035.vdocuments.site/reader035/viewer/2022070411/56649f2a5503460f94c44f74/html5/thumbnails/5.jpg)
*Adding/Subtract Fractions
*What about fractions that don’t have the same denominator?
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Steps (different denominators):
1. Multiply fractions by a number to create a common denominator
2. Add/subtract the numerators
3. Keep the same denominator
4. Simplify if necessary
*Adding/Subtract Fractions
5 18 2
58
48
18
12
![Page 7: Algebra 1(A/B) Class Announcements Return Chapter 1 Tests Wednesday Warm-Up Fractions Review Notes Treasure Hunt Review Begin Homework](https://reader035.vdocuments.site/reader035/viewer/2022070411/56649f2a5503460f94c44f74/html5/thumbnails/7.jpg)
*Adding/Subtract Fractions
3 47 21
7 110 3
11 1 312 8 4
1)
2)
3)
Steps (different denominators):
1. Multiply fractions by a number to create a common denominator
2. Add/subtract the numerators
3. Keep the same denominator
4. Simplify if necessary
![Page 8: Algebra 1(A/B) Class Announcements Return Chapter 1 Tests Wednesday Warm-Up Fractions Review Notes Treasure Hunt Review Begin Homework](https://reader035.vdocuments.site/reader035/viewer/2022070411/56649f2a5503460f94c44f74/html5/thumbnails/8.jpg)
*Multiplying Fractions*We can multiply fractions right away without worrying about their denominators
3 65 7
3 65 7
1835
![Page 9: Algebra 1(A/B) Class Announcements Return Chapter 1 Tests Wednesday Warm-Up Fractions Review Notes Treasure Hunt Review Begin Homework](https://reader035.vdocuments.site/reader035/viewer/2022070411/56649f2a5503460f94c44f74/html5/thumbnails/9.jpg)
*Multiplying Fractions
1 24 3
2 12
5 3
3 12 14 6 3
1)
2)
3)
Steps:
1. Multiply numerators and denominators separately
2. Simplify if necessary
![Page 10: Algebra 1(A/B) Class Announcements Return Chapter 1 Tests Wednesday Warm-Up Fractions Review Notes Treasure Hunt Review Begin Homework](https://reader035.vdocuments.site/reader035/viewer/2022070411/56649f2a5503460f94c44f74/html5/thumbnails/10.jpg)
*Dividing Fractions
*Can we divide fractions the same way we multiply them?
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*Dividing Fractions
2 29 3
5 53
8 4
5 1 27 6 3
1)
2)
3)
Steps:
1. Take the reciprocal of the second fraction
2. Change the division symbol to multiplication
3. Apply multiplication rules
4. Simplify if necessary
Dividing by a fraction is equivalent to multiplying by its reciprocal!
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*Sunken Treasure Practice
• Work on the assigned problems
• A student will be called on at random to present
the answer
• If the answer is correct, the student will get a
chance to win a prize
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*Sunken Treasure Practice
7 110 6
9 45 3
132
8
1)
2)
3)
4)
5)
7)
6)
8) 5 1 19 27 3
8 77 10
33
7
3 46
8 9
5 4 7 17 2 8 2
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*Sunken Treasure Practice
4 25 3
2 33 5
41
7
1)
2)
3)
4)
5)
7)
6)
8) 9 1 218 6 3
6 57 9
35
4
1 23
8 9
2 1 15 34 2 16 8
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Homework• Fractions Half-Sheet Practice• Show all work!
• Fractions Quiz tomorrow (9/13)
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Algebra 1(A/B)
Fractions Review (Day 2)
• Class Announcements
• Warm-Up
• Computer Lab Practice
• Homework Check/Questions
• Fractions Quiz
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Warm-Up
1) 2) 3 3 17
4 8 2
7 1 14 1
10 4 8
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Computer Lab Expectations
• Students will be working in pairs
• Must fill out the entire worksheet
• Be quiet while in the hallway there are other classes
going on
• Stay on the website and stay on task
• When you complete the worksheet, get a teacher’s
attention
Fractions Jeopardy Game
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Homework Questions
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Quiz Time
• Clear your desks of everything except for a
pencil and a calculator
• Show your work for credit on the quiz
• NO TALKING until everyone has completed
the quiz
• Good luck!