Arithmetic of Computers

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Lesson 6

The Octal System

From eight to ten

Page 180

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Your answer :

1(8²) + 3(8¹) + 2(8⁰) = 89.

You must have evaluated 2(8⁰) as 1, probably overlooking the coefficient 2 of the (8⁰) term.

Check the following:

1(8²) + 3(8¹) + 2(8⁰) = 1(64) + 3(8) + 2(1) = ?

Return to Page 191 and try again.