Arithmetic of Computers

Arithmetic of Computers

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Lesson 8

Octal Arithmetic

The sum gets a bonus

Page 282

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Your answer :
7 6 58     2 7 38     4,  3 2 18  +  7 7 28      +  6 6 68      +  4,  4 4 48 1,  7 5 78     1,  1 6 18     1 0,  7 6 58 Thissetcontainsamistake.
Here they are, showing the carries explicitly:
carries →  1 1 1 1 1 1 7 6 58 2 7 38 4 3 2 18 7 7 28 6 6 68 4 4 4 48 1,  7 5 78 1,  1 6 18 1 0,  7 6 58
They’re all correct. Return to page 270 and look again.
 

Return to Page 270


 

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