1. (207)8 = ( ? )Excess 3Solution:(207)8 = (_______)XS31. Convert octal to decimal
(207)8 = (_______)10`207`
` = 2 × 8^2 + 0 × 8^1 + 7 × 8^0`
`= 2 × 64 + 0 × 8 + 7 × 1`
`= 135`
`:.` (207)
8 = (
135)
102. Convert decimal to XS3
(135)10 = (_______)XS31 +3 =4 | 3 +3 =6 | 5 +3 =8 |
0100 | 0110 | 1000 |
`:.` (135)
10 = (
010001101000)
XS3`:.` (207)8 = (010001101000)XS3
2. (353)8 = ( ? )Excess 3Solution:(353)8 = (_______)XS31. Convert octal to decimal
(353)8 = (_______)10`353`
` = 3 × 8^2 + 5 × 8^1 + 3 × 8^0`
`= 3 × 64 + 5 × 8 + 3 × 1`
`= 235`
`:.` (353)
8 = (
235)
102. Convert decimal to XS3
(235)10 = (_______)XS32 +3 =5 | 3 +3 =6 | 5 +3 =8 |
0101 | 0110 | 1000 |
`:.` (235)
10 = (
010101101000)
XS3`:.` (353)8 = (010101101000)XS3
This material is intended as a summary. Use your textbook for detail explanation.
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