1allr - binary numbers

What do you know of binary numbers?
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Slide 1: Carte mentale
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Cette leçon contient 19 diapositives, avec quiz interactifs, diapositives de texte et 1 vidéo.

time-iconLa durée de la leçon est: 45 min

Éléments de cette leçon

What do you know of binary numbers?

Slide 1 - Carte mentale

Slide 2 - Diapositive

What do you notice?

Slide 3 - Diapositive

Binary numbers: only 0 and 1

Slide 4 - Diapositive

Make a list in your notebook 
of the first powers of 2 until 2^10.
.
.
.

20=1
21=2
22=4
210=...
23=...

Slide 5 - Diapositive

1011001 = 89

Slide 6 - Diapositive

What decimal number is 1011 ?

Slide 7 - Diapositive

1 + 2 + 8 = 11!

Slide 8 - Diapositive

What decimal number is:

101
A
101
B
3
C
4
D
5

Slide 9 - Quiz

Slide 10 - Diapositive

Write the number 3 as a binary number
A
11
B
110
C
1
D
101

Slide 11 - Quiz

Write the number 8 as a binary number
A
1011
B
100
C
1000
D
1010

Slide 12 - Quiz

What decimal number is 111?
A
5
B
6
C
7
D
9

Slide 13 - Quiz

Do ex. 4

Slide 14 - Diapositive

Make a photo of your answers of ex. 4!

Slide 15 - Question ouverte

Do ex. 7

Slide 16 - Diapositive

Make a photo of your answers of ex. 7!

Slide 17 - Question ouverte

Slide 18 - Vidéo

Do ex. 9c!

Slide 19 - Diapositive