1allr - binary numbers

• Wiskunde
• Middelbare school
• vwo
• Leerjaar 1

What do you know of binary numbers?

What do you notice?

Binary numbers: only 0 and 1

Make a list in your notebook 

of the first powers of 2 until 2^10.

.

.

.

2​0​​=1

2​1​​=2

2​2​​=4

2​10​​=...

2​3​​=...

1011001 = 89

What decimal number is 1011 ?

1 + 2 + 8 = 11!

What decimal number is:

101

1. 101
2. 3
3. 4
4. 5

Write the number 3 as a binary number

1. 11
2. 110
3. 1
4. 101

Write the number 8 as a binary number

1. 1011
2. 100
3. 1000
4. 1010

What decimal number is 111?

1. 5
2. 6
3. 7
4. 9

Do ex. 4

Make a photo of your answers of ex. 4!

Do ex. 7

Make a photo of your answers of ex. 7!

Do ex. 9c!