Newnes Circuit Calculations Pocket Book

340 Circuit calculations pocket book

Example 25 Convert 26

8

to binary.

2 6

010 110

i.e. octal 26 = 010110 in binary.

Example 26 Convert

42.631

8

to binary.

42.631

8

= 100010 • 110011001

2

(c) Binary to octal conversion

The method is to group the binary numbers into groups of three

starting at the binary point, and then convert each group into octal.

It may be necessary to add 0's at each end to complete the groups.

This is shown in the next example.

Example 27 Convert 1101 •

10111

2

to octal.

First form three groups by adding two zeros at the beginning, and

one zero at the end.

001 101 • 101 110

1 5-5 6 = 15.56

8

Example 28 Convert 352

10

into binar ...