4. Divide in binary 1001010110 0 1 / 11011 5. Octal addition ___________ 4 7 4 6

Question

4.         Divide in binary 1001010110 0 1 / 11011

5.         Octal addition

___________

4 7 4 6 5

6 5 5 4 7

5 7 6 7 4

6.         Hexadecimal subtraction

                                                            C   B   6   8   9

                                                      -     E   A   D F   A

                                                            ____________  

7.         BCD addition

0 1 1 1 1 0 0 0 1 0 0 1 0 1 0 1

                                                0 1 1 0 0 1 0 0 1 0 0 1 0 1 1 1

(show all work!)

(show all work!)

Explanation / Answer

Sol. Divide in binary 1001010110 0 1 / 11011

Ans 01100011101 Remainder : 10

Octal addition

___________

4 7 4 6 5

6 5 5 4 7

5 7 6 7 4

Ans 135234+ octal addition of 57674 we get 215130

Hexadecimal subtraction

C   B   6   8   9

                                                      -     E   A   D F   A

                                                            ____________  

= CB689 EADFA = -1f771

BCD addition

0 1 1 1 1 0 0 0 1 0 0 1 0 1 0 1

                                                0 1 1 0 0 1 0 0 1 0 0 1 0 1 1 1

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