Like terms (t1b)

Simplifying

March 20th, 2023

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Slide 1: Slide

WiskundeMiddelbare schoolvwoLeerjaar 1

This lesson contains 28 slides, with interactive quizzes and text slides.

Lesson duration is: 60 min

Items in this lesson

Simplifying

March 20th, 2023

Go to lessonup.app, log in with the code below - then sit and read!

Slide 1 - Slide

Schedule

Reading 5 min
Optical illusion 5 min
Review quiz questions 15 min
Discuss homework together
Simplifying 5 min
(Silent) practice 20 min
Extra examples 5 min
Gooseboard! 20 min

Timekeeper?

Slide 2 - Slide

Optical illusion

Slide 3 - Slide

Optical illusion

Slide 4 - Slide

Review question 1:
Simplify.

3 a \cdot 5 a = . . .

15a

15 a^{​ 2 ​ ​}

Cannot be simplified

Slide 5 - Quiz

Review question 2:
Simplify.

x + x + x + x + x =

x + 5

Huh?

Slide 6 - Quiz

Review question 3:
Simplify.

4 a \cdot 6 b \cdot 1.5 c = . . .

11.5abc

24ab

9bc

36abc

Slide 7 - Quiz

Review question 4:
Simplify.

5 x \cdot - 2 y \cdot - z = . . .

-10xyz

-7xyz

10xyz

Cannot be simplified

Slide 8 - Quiz

Review question 5:
Simplify.

2 x \cdot 9 y - 3 x y = . . .

15xy

8xy

Cannot be simplified

Slide 9 - Quiz

Check homework together

Chapter 6

Choose a route in 53 - 65

Slide 10 - Slide

Check homework together

Chapter 6

Choose a route in 53 - 65

Slide 11 - Slide

Check homework together

Chapter 6

Choose a route in 53 - 65

Slide 12 - Slide

Check homework together

Chapter 6

Choose a route in 53 - 65

Slide 13 - Slide

Intended Learning Outcomes

At the end of the lesson you can...

Simplify more letters when adding like terms

Chapter 6

Choose a route in 53 - 65

Slide 14 - Slide

Tips

Chapter 6

Choose a route in 53 - 65

Slide 15 - Slide

Tips

Chapter 6

Choose a route in 53 - 65

Slide 16 - Slide

Let's try...

Chapter 6

Choose a route in 53 - 65

Slide 17 - Slide

Practice: 5 + 15 min

Chapter 6

Choose a route in 53 - 65

Slide 18 - Slide

Tips

-->

Slide 19 - Slide

Rules to remember

1. Use BODMAS!

2. Multiplying? Just 'stick' numbers to numbers, letters to letters

3. Adding/subtracting? Only like terms!

Slide 20 - Slide

Rules to remember

1. Use BODMAS!

2. Multiplying? Just 'stick' numbers to numbers, letters to letters

3. Adding/subtracting? Only like terms!

5 x + 8 x \cdot 3 y =

2 a \cdot - 3 b \cdot - \frac{​ 1 ​ ​}{​ 2 ​} c =

5 p - 3 q + 7 p - 4 q^{​ 2 ​ ​} =

Slide 21 - Slide

Simplify.

5 x y - 9 x y = . . .

-4xy

-4

4xy

Cannot be simplified

Slide 22 - Quiz

Simplify.

5 x y - 9 y = . . .

-4x

-4

-4xy

Cannot be simplified

Slide 23 - Quiz

Simplify.

\frac{​ 1 ​ ​}{​ 2 ​} a b c - 3 a b c \cdot a b c = . . .

- 2 \frac{​ 1 ​ ​}{​ 2 ​} a b c a b c

- 2 \frac{​ 1 ​ ​}{​ 2 ​} a^{​ 2 ​ ​} b^{​ 2 ​ ​} c^{​ 2 ​ ​}

\frac{​ 1 ​ ​}{​ 2 ​} a b c - 3 a^{​ 2 ​ ​} b^{​ 2 ​ ​} c^{​ 2 ​ ​}

Cannot be simplified

Slide 24 - Quiz

Letters: area & perimeter

Slide 25 - Slide

A rectangle has:
a length of 4x
a width of 6y
What is the perimeter?

10xy

24xy

4x + 6y

8x + 12y

Slide 26 - Quiz

A rectangle has:
a length of 4x
a width of 6y
What is the area?

10xy

24xy

4x + 6y

8x + 12y

Slide 27 - Quiz

Gooseboard!

Slide 28 - Slide

Like terms (t1b)

Items in this lesson

Slide 1 - Slide

Slide 2 - Slide

Slide 3 - Slide

Slide 4 - Slide

Slide 5 - Quiz

Slide 6 - Quiz

Slide 7 - Quiz

Slide 8 - Quiz

Slide 9 - Quiz

Slide 10 - Slide

Slide 11 - Slide

Slide 12 - Slide

Slide 13 - Slide

Slide 14 - Slide

Slide 15 - Slide

Slide 16 - Slide

Slide 17 - Slide

Slide 18 - Slide

Slide 19 - Slide

Slide 20 - Slide

Slide 21 - Slide

Slide 22 - Quiz

Slide 23 - Quiz

Slide 24 - Quiz

Slide 25 - Slide

Slide 26 - Quiz

Slide 27 - Quiz

Slide 28 - Slide

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