Thursday, 7 June 2012

How to Add Binary Numbers

Word binary stand for 2. So we say that the Binary numbers are the numbers which  represent 0 and 1. They are used to represent the electric signals on form of ON and OFF. Let us see the rules of  binary addition. According to Binary Addition, we have :
 0 + 0 = 0
1 + 0 = 1
0 + 1 = 1
1 + 1  = 1 0
1 + 1 + 1 = 1 1
Looking at the rules given above, we proceed to solve the following  addition problems of binary numbers :
   1 0 1  + 1 0 can be written as :
  1  0   1
  +  1   0
1    1     1  Ans.
 Now let us check that the above addition is correct or not :
 1 0 1 =   4 + 0 + 1 = 5
 1 0  = 2 + 0  = 2
 We observe that  5 + 2 = 7
 Let us see that the sum 1  1  1    represent the   decimal value 7 or not .
 1 1 1 = 4 + 2 + 1 = 7 Ans.
In the same way   we can add three  binary numbers too.  Let us try for  3 numbers
 To Add 1 0 0  + 1 0 1  + 1 1
 We write it as follows :
  1   0    0
1     0    1
+    1     1
1  1   0   0
 We will convert it to decimal and check the addition:
1 0 0 = 4 + 0 + 0 = 4
1 0 1 = 4 + 0 + 1 = 5
  1 + 1 =  2 + 1 = 3
 1 1 0  0 =  8 + 4 + 0 + 0 = 12, which is represented by  4 + 5 + 3 =12


 We can learn about  Probability Worksheets by  online math tutors.  We have online CBSE sample papers to understand about the pattern of question papers in different subjects and to get the idea about the important questions and in the next session we will discuss about multiplying decimals

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