THE BINARY CODE
Showing numbers in a way easy enough for the computer to understand!
What’s the biggest number we can make with these five cards?
Making Number Thirteen in Binary
Card face up = 1
Card face down = 0
0 1 1 0 1
0 1 1 0 1 = 0 + 8 + 4 + 0 + 1 = thirteen
HOW DO WE REPRESENT LETTERS?
A B C D E F G
1 2 3 4 5 6 7
H I J K L M N
8 9 10 11 12 13 14
O P Q R S T U
15 16 17 18 19 20 21
V W X Y Z _
22 23 24 25 26 27 28
10011 =
00101 =
00011 =
10010 =
00101 =
10100 =
What word is this? A B C D E F G
1 2 3 4 5 6 7
H I J K L M N
8 9 10 11 12 13 14
O P Q R S T U
15 16 17 18 19 20 21
V W X Y Z _
22 23 24 25 26 27 28
19 =
5 =
3 =
18 =
5 =
20 =
s
e
c
r
e
t
Your Name in Binary
A B C D E F G
1 2 3 4 5 6 7
H I J K L M N
8 9 10 11 12 13 14
O P Q R S T U
15 16 17 18 19 20 21
V W X Y Z _
22 23 24 25 26 27 28Letters in your name
M
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Corresponding number
13
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Binary value
01101
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Find the Secret Picture – Use the Number Code on the Left
(first number always represents a number of zeros)
15……………….
15……………….
15……………….
4,6,5…………….
3,1,6,1,4………...
2,1,7,1,4………...
1,1,9,3,1………...
1,1,11,1,1……….
1,1,11,1,1……….
1,13,1…………...
3,1,1,1,3,1,1,1,3...
4,1,5,1,4….…….
15………………
15………………
15………………
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