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Can someone give me some websites that teach you binary?

2006-11-09 04:37:59 · 10 answers · asked by Anonymous in Computers & Internet Programming & Design

10 answers

Binary is easier than decimal. For example

11101 means
16 * 1 + 8 * 1 + 4 * 1 + 2 * 0 + 1 * 1 = 29 in decimal

As you move left each column has double the value.

In decimal it would be 10 times the value.

10 is 2 decimal
101 is 5 decimal
1010 is 10 decimal
11011 is 27 decimal

1+1 = 10 binary
1*1 = 1 binary
1-1 = 0 binary
1/1 = 1 binary

2006-11-09 04:42:22 · answer #1 · answered by Barkley Hound 7 · 0 1

Actually, it's quite similar to base ten. In Base ten, we read from the right, to the left, increasing in magnitude as we go.
In base ten, it's 1's. ten's, hundred's, thousands, etc.

In base 2, or binary, it's 1's, 2's, 4's etc.

So, 0001 is 1 because there is a 1 in the 1'a column
0010 is 2 because there is a 1 in the 2's column
0100 is 4 because there is a 1 in the four column
1000 is 8 because there is a 1 in the 8 column.

To create other numbers,
1001 is 9 because we have a 1 in the 8 column, plus a 1 in the 9 column.

With 4 bits as above, we can express the range from 0 to 15. A 5th column on the left woud be the 16's column. Every column you add to the left is 2* the previous column.

I couldn't find a specific tutorial on the net, but any basic computer science text would have this information,

2006-11-09 12:48:32 · answer #2 · answered by Deirdre H 7 · 1 0

think of it like this. a byte is made up up 8 bits.

a bit can be either a 0 or a 1 so there are 2 possibilities.

so the number of possibilities for 8 bits is 256 = 2^8
if it was 4 bits it would be 2^4

You read binary from right to left. the values as you move from right to left are equal to the the known possible value to the right of the binary number you are reading multiplied by 2. the only exception is the first number on the right. It represents the number of ones.

therefore,
the second digit from the right is 2X1 since the first bit can only have a maximum value of 1.

when you are at the third digit it is equal to 2x2 or 4 becuase the maximum value of the bit to its immediate right is 2.

when you move to the fourth bit its maximum value would be 4X2.

If this is confusing read the bottom paragraph before you continue

heres an example

00000001
the one is at the first location and therefore represents 1

00000011
now you have 1 + (2X1)..... the 1 in (2x1) is the number of times youve moved left. and the 2 represents the number of possibilities for that bit (0 or 1)

00000111
1(2X1)+ (2x2)

here though, i think, is the best way to think of binary:

starting from right to left, for 8 bits:

00100101

the first one on the right signifies:
1) 1 value of one = 1
moving left:

2) 0 values of 2 = 0
moving left
3) 1 value of 4 = 4
4) ..0 values of 8 = 0
5)...0 values of 16 = 0
6)1 value of 32 =32

then add all the values that you have:32+4+1 = 37

viola

2006-11-09 18:45:13 · answer #3 · answered by ebred 3 · 0 0

Check the website bellow for more, but binary (put simply) is:

You begin with 1, in the first column. This is just like in decimal. Then you multiply by 2 (instead of 10) to get the name of the second. The second column is the 2s column. The 3rd is the 4s column. The 4th is the 8s column. Get it?

To write a number in binary, count up how many of different types of values you have. Count up how many 1s (all whole values smaller than 2 count) you have. Then how many 2s, 4s, 8s and so on you have.

Example: If you wanted to write 19 in binary, you would write 10011. That is one 16, zero 8s, zero 4s, one 2 and one 1.

2006-11-09 13:12:40 · answer #4 · answered by Anonymous · 0 0

Just use the Windows Calculator. Go into Scientific Mode under the VIEW command, then click the BIN box and you can enter binary numbers. To see what the number if in Base 10, just click the DEC button and the value will be converted.

2006-11-09 12:39:53 · answer #5 · answered by Anonymous · 0 1

When I am bored.

A 01000001
B 01000010
C 01000011
D 01000100
E 01000101
F 01000110
G 01000111
H 01001000
I 01001001
J 01001010
K 01001011
L 01001100
M 01001101
N 01001110
O 01001111
P 01010000
Q 01010001
R 01010010
S 01010011
T 01010100
U 01010101
V 01010110
W 01010111
X 01011000
Y 01011001
Z 01011010

2006-11-09 12:40:18 · answer #6 · answered by needhelp 3 · 0 2

To convert text try:
http://www.sitinthecorner.com/binary/binary.php

To convert numbers:
http://www.mistupid.com/computers/binaryconv.htm

2006-11-09 12:43:18 · answer #7 · answered by Anonymous · 0 1

http://homepages.strath.ac.uk/~cjbs17/computing/binaryresources.html

This page has links to all kinds of other pages with info on learning binary.

2006-11-09 12:45:10 · answer #8 · answered by Scotty 6 · 0 1

calculater

2006-11-09 12:44:51 · answer #9 · answered by ~Peace~N~Love~ 3 · 0 1

10100111001001001001001001

2006-11-09 12:39:21 · answer #10 · answered by Anonymous · 0 2

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