Arithmetic of Computers

Arithmetic of Computers

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Lesson 7

Decimals to Octals

. . . and back again

Page 244

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Your answer :
.2910 = .238 (rounded).
You are correct. .2910 = .22438 and so rounds to .238.
You have learned to convert octal whole numbers and fractions to decimals. Let’s try converting a mixed decimal number (whole number and fraction) to octal.
What is 52.3810 in octal?
Answer :
52.3810 = 121.668.

Go to Page 250

52.3810 = 41.418.

Go to Page 254

52.3810 = 64.308.

Go to Page 256


Answer to Self-Test Question 7, Lesson 7 :
a. .4628; b. .1078; c. .0038.

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