lesson 5 algebra 1 use letter and symbols to represent unknowns
DESCRIPTION
TRANSCRIPT
![Page 1: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/1.jpg)
Entry Activity Recognise multiples and use simple tests of divisibility
What’s a multiple?Write down the 1st five multiples of 6...
6, 12, 18, 24, 30
How can we check if something is a multiple?Is 32 a multiple of 8?32 ÷ 8 = 4 so yes it is!
![Page 2: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/2.jpg)
Match the multiple to the sequence
10, 15, 20, 25, 30, 35
10, 20, 30, 40, 50
4, 8, 12, 16, 20, 24
8, 16, 24, 32, 40, 48
20, 40, 60, 80, 100
2
10
16
4
8
20
5
25
![Page 3: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/3.jpg)
Match the multiple to the sequence
10, 15, 20, 25, 30, 35
10, 20, 30, 40, 50
4, 8, 12, 16, 20, 24
8, 16, 24, 32, 40, 48
20, 40, 60, 80, 100
2
10
16
4
8
20
5
25
![Page 4: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/4.jpg)
Match the multiple to the sequence
10, 15, 20, 25, 30, 35
10, 20, 30, 40, 50
4, 8, 12, 16, 20, 24
8, 16, 24, 32, 40, 48
20, 40, 60, 80, 100
2
10
16
4
8
20
5
25
![Page 5: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/5.jpg)
Match the multiple to the sequence
10, 15, 20, 25, 30, 35
10, 20, 30, 40, 50
4, 8, 12, 16, 20, 24
8, 16, 24, 32, 40, 48
20, 40, 60, 80, 100
2
10
16
4
8
20
5
25
![Page 6: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/6.jpg)
Match the multiple to the sequence
10, 15, 20, 25, 30, 35
10, 20, 30, 40, 50
4, 8, 12, 16, 20, 24
8, 16, 24, 32, 40, 48
20, 40, 60, 80, 100
2
10
16
4
8
20
5
25
![Page 7: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/7.jpg)
Match the multiple to the sequence
10, 15, 20, 25, 30, 35
10, 20, 30, 40, 50
4, 8, 12, 16, 20, 24
8, 16, 24, 32, 40, 48
20, 40, 60, 80, 100
2
10
16
4
8
20
5
25
![Page 8: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/8.jpg)
Today I will learn to:Calculate an outcome from a function Level 4Calculate the function Level 4
Challenge Objective:To design a function Level 5
Key WordsFunction, Sequence, Generate, Term, Common,
Describe, Input, Output
![Page 9: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/9.jpg)
Check:
All will find an output from a functionMost will find the function when given the input and outputSome will design their own functions
![Page 10: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/10.jpg)
What’s the output?
![Page 11: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/11.jpg)
What’s the function?
?12131415
![Page 12: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/12.jpg)
What’s the function?
?0123
![Page 13: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/13.jpg)
What’s the function?
?468
10
![Page 14: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/14.jpg)
Today I will learn to:Calculate an outcome from a function Level 4Calculate the function Level 4
Challenge Objective:To design a function Level 5
Key WordsFunction, Sequence, Generate, Term, Common,
Describe, Input, Output
![Page 15: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/15.jpg)
Check:
All will find an output from a functionMost will find the function when given the input and outputSome will design their own functions
![Page 16: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/16.jpg)
Level 4
![Page 17: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/17.jpg)
Level 4
![Page 18: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/18.jpg)
Answers1 a {7, 8, 12, 15} b {12, 15, 24, 33} c {12, 24, 30, 42} d {2, 6, 11, 17} 2 a n + 5 b n – 2 c n ÷ 2 d n × 8 3 a n + 7 b n × 5 c n – 1 d n × 4 e n ÷ 3 f n + 5 g n × 10 h n – 3 4 Diagrams will depend on their starting numbers.
Encourage the pupils to use simple but different starting sets.
![Page 19: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/19.jpg)
Using your planners show me how you found this
![Page 20: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/20.jpg)
Today I will learn to:Calculate an outcome from a function Level 4Calculate the function Level 4
Challenge Objective:To design a function Level 5
Key WordsFunction, Sequence, Generate, Term, Common,
Describe, Input, Output
![Page 21: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/21.jpg)
Check:
All will find an output from a functionMost will find the function when given the input and outputSome will design their own functions
![Page 22: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/22.jpg)
Level 5 – Extension Activity
![Page 23: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/23.jpg)
Using your planners show me how you found this
![Page 24: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/24.jpg)
Today I will learn to:Calculate an outcome from a function Level 4Calculate the function Level 4
Challenge Objective:To design a function Level 5
Key WordsFunction, Sequence, Generate, Term, Common,
Describe, Input, Output
![Page 25: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/25.jpg)
Check:
All will find an output from a functionMost will find the function when given the input and outputSome will design their own functions
![Page 26: Lesson 5 algebra 1 use letter and symbols to represent unknowns](https://reader035.vdocuments.us/reader035/viewer/2022070312/553a02364a79598e758b4a96/html5/thumbnails/26.jpg)
Plenarywww…ebi
what went well … even better if