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Entry Activity Recognise multiples and use simple tests of divisibility What’s a multiple? Write down the 1 st 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!

Lesson 5 algebra 1 use letter and symbols to represent unknowns

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Page 1: Lesson 5 algebra 1   use letter and symbols to represent unknowns

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

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

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

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

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

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

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

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

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

What’s the output?

Page 11: Lesson 5 algebra 1   use letter and symbols to represent unknowns

What’s the function?

?12131415

Page 12: Lesson 5 algebra 1   use letter and symbols to represent unknowns

What’s the function?

?0123

Page 13: Lesson 5 algebra 1   use letter and symbols to represent unknowns

What’s the function?

?468

10

Page 14: Lesson 5 algebra 1   use letter and symbols to represent unknowns

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

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

Level 4

Page 17: Lesson 5 algebra 1   use letter and symbols to represent unknowns

Level 4

Page 18: Lesson 5 algebra 1   use letter and symbols to represent unknowns

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

Using your planners show me how you found this

Page 20: Lesson 5 algebra 1   use letter and symbols to represent unknowns

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

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

Level 5 – Extension Activity

Page 23: Lesson 5 algebra 1   use letter and symbols to represent unknowns

Using your planners show me how you found this

Page 24: Lesson 5 algebra 1   use letter and symbols to represent unknowns

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

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

Plenarywww…ebi

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