the base 8 number 321 is equivalent to what decimal number?

0 ⤊

the base 8 number 321 is equivalent to what decimal number?

2006-12-16 13:43:36 · 4 answers · asked by rmfurther3000 1 in Science & Mathematics ➔ Mathematics

4 answers

3 * 8² + 2 * 8¹ + 1 = 209

2006-12-16 13:45:20 · answer #1 · answered by Jim Burnell 6 · 0⤊ 1⤋

Similar to base 10 except that each number from left to right increases by only a factor of 8. Therefore, 321 base 8 = 1 + 2*8 + 3*64 = 1 + 16 + 192 = 209 base 10.

Now try converting 321 base 10 to base 8 - it takes a little more thought.

2006-12-16 13:48:58 · answer #2 · answered by hznfrst 6 · 0⤊ 0⤋

321 base 8=209 base 10
3*8^2+2*8+1=192+16+1=209

2006-12-16 13:46:23 · answer #3 · answered by yupchagee 7 · 0⤊ 0⤋

It's 3*8Â² +2*8 + 1 = 192 + 16 + 1= 209.

2006-12-16 14:21:34 · answer #4 · answered by steiner1745 7 · 0⤊ 0⤋