# 1Vab Ch 3 Numbers

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Slide 1: Slide
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This lesson contains 45 slides, with interactive quizzes and text slides.

Lesson duration is: 45 min

## Items in this lesson

#### Slide 4 -Slide

Unknown words in chapter

#### Slide 9 -Slide

How many thousands has the number 45886?

#### Slide 10 -Open question

The number of hundreds in 9876 is
A
9
B
8
C
7
D
6

#### Slide 11 -Quiz

In English 100 000 is named as
A
ten thousand
B
million
C
hundred thousand
D
ton

#### Slide 12 -Quiz

Choose the right symbol:
2 ...... 10
A
<
B
>
C
=
D
all are good

#### Slide 13 -Quiz

0, 1, 2, 3 are called (see page 54)
A
whole numbers
B
full numbers
C
natural numbers
D
nice numbers

#### Slide 14 -Quiz

5673 consists of .... units
A
5
B
6
C
7
D
3

#### Slide 15 -Quiz

Homework & Planner
Every lesson you bring and show your Planner.
Also colour ONE BOX after you've checked your homework.

When you lost your Planner, you need to print
a new one via  Magister Studiewijzers.

timer
8:00

Evaluation

3.2 Divisors

#### Slide 21 -Slide

words:

- divisor

- prime number
- multiple
- even number <-> odd number
- prime number

Learn by heart:

2 3 5 7
11 13 17 19

Time to work

Evaluation

#### Slide 26 -Slide

3.3. Fractions (& decimal numbers)
> decimal numbers  5.7   (NOTE the DOT!!)

#### Slide 27 -Slide

How do you round a decimal number?
to ONE decimal place:
12. .......   (You have to know this for the Test!)
> draw a dotted line AFTER the FIRST digit to the right of the decimal point
> if that digit is 5 or higher -> make the digit to the left 1 higher
if that digit is 4 or lower, don't change the digit left to the dotted line

#### Slide 28 -Slide

example
round 2.685 to ONE decimal!

round 2.685 to TWO decimals.

Time to work

Evaluation

3.4 Decimals

clip Fibonacci

Homework
timer
8:00

Evaluation

End of chapter

#### Slide 42 -Slide

Time to work
You may choose:
> S- exercises

> Test Yourself

> Practice Test (Workbook -> solutions in the back)

timer
10:00

#### Slide 44 -Slide

Have a nice holiday!