Yr 7 Unit 6 Week 1 - Lesson 4

Yr 7 Unit 6 - Lesson 4
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Slide 1: Tekstslide
MathematicsLower Secondary (Key Stage 3)

In deze les zitten 36 slides, met interactieve quizzen en tekstslides.

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Yr 7 Unit 6 - Lesson 4

Slide 1 - Tekstslide

Slide 2 - Tekstslide

Explain what is meant by the term "expand an expression".

Slide 3 - Open vraag

An EXPRESSION describes a combination of variables numbers and arithmetic operations i.e.

Slide 4 - Tekstslide

An EXPRESSION describes a combination of constants, variables, coefficients, constants and arithmetic operations i.e. 2x + 3y - 9.

Slide 5 - Tekstslide

An EXPRESSION describes a combination of constants, variables, coefficients, constants and arithmetic operations i.e. 2x + 3y - 9.
  • variables x and y
  • coefficients 2 and 3
  • constant 9

Slide 6 - Tekstslide

If we expand the expression 2(3x + 1), the answer is 6x + 2,
which law was used?
A
Commutative law
B
Associative law
C
Distributive law
D
None of them

Slide 7 - Quizvraag

Select the answer that gives the correct answer to the expansion of the expression 5(6y + 7)
A
30y + 7
B
6y + 35
C
56y + 57
D
30y + 35

Slide 8 - Quizvraag

Select all the answers that give the correct answer to the expansion of the expression -3(2y - 8)
A
-6y + 24
B
-6y - 24
C
-10y + 4y + 20 + 4
D
-10y + 4y - 20 + 4

Slide 9 - Quizvraag

Calculate the answer to the expression 4(5n - 6) when n = 3.
A
36
B
60
C
9
D
54

Slide 10 - Quizvraag

DO NOW
TITLE - Unit 6 - Week 1 - Lesson 4 DO NOW

INSTRUCTIONS - Write questions in your book and then answer them.

QUESTIONS - Do all the questions.

Slide 11 - Tekstslide

Slide 12 - Tekstslide

Slide 13 - Tekstslide

NEW LEARNING
TITLE - Unit 6 - Week 1 - NEW LEARNING

INSTRUCTIONS - Copy the following notes into your exercise book.

Slide 14 - Tekstslide

Slide 15 - Tekstslide

EXERCISE
Factorise 4n + 8

Slide 16 - Tekstslide

EXERCISE
Factorise 15 + 9m 

Slide 17 - Tekstslide

EXERCISE
Factorise 10m + 8n 

Slide 18 - Tekstslide

Slide 19 - Tekstslide


A
I can split the cubes into 6 equal groups
B
I can split the cubes into 4 equal groups
C
I can split the cubes into 3 equal groups
D
I can split the cubes into 2 equal groups

Slide 20 - Quizvraag

Slide 21 - Tekstslide

Slide 22 - Tekstslide

Slide 23 - Tekstslide

Slide 24 - Tekstslide

Choose which one of the following statements is false for the expression 6a + 9
A
3 is a factor of the expression
B
6 is a factor of the expression
C
2a + 3 is a factor of the expression
D
3 + 2a is a factor of the expression

Slide 25 - Quizvraag

Which answer is a fully factorised form of the following expression
5(a + 3) + 7(a + 3) - 2(a + 3)
A
14(a + 3)
B
10(a + 3)
C
10(a - 3)
D
10a + 30

Slide 26 - Quizvraag

Slide 27 - Tekstslide

INDEPENDENT STUDY

Slide 28 - Tekstslide

INDEPENDENT STUDY ANSWERS

Slide 29 - Tekstslide

Slide 30 - Tekstslide

Slide 31 - Tekstslide

Slide 32 - Tekstslide

Slide 33 - Tekstslide

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Slide 35 - Tekstslide

Slide 36 - Tekstslide