Arithmetic of Computers

Arithmetic of Computers

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Lesson 8

Octal Arithmetic

The sum gets a bonus

Page 276

Previous Lesson


Your answer :
2268 × 128 = 2, 7348.
Right.
2268  ×  128 4548 2268 2, 7348
There are only two points in this multiplication at which the octal arithmetic differed from decimal arithmetic: in multiplying 68 × 28 to obtain the first partial product, and in adding 58 + 68 in summing the two partial products.
Now try this example:
6, 3738  ×     128
Answer :
6, 3738 × 128 = 100, 7168.

Go to Page 262

6, 3738 × 128 = 78, 4968.

Go to Page 268

6, 3738 × 128 = 76, 6768.

Go to Page 278


 

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