What is the decimal conversion of (630.4)8?
2023
What is the decimal conversion of (630.4)8?
- A.
640.4
- B.
408.5
- C.
650
- D.
670
Attempted by 65 students.
Show answer & explanation
Correct answer: B
(630.4)_8 = 6 x 8^2 + 3 x 8^1 + 0 x 8^0 + 4 x 8^-1 = 384 + 24 + 0 + 0.5 = 408.5.