Best Answer

Well, in the octal system (base 8), nine is 118 so 118 - 18 = 108 (which is eight).

Sometimes, if it is known that you are working in a base, then the subscript is left off.

Q: How can you subtract 1 from nine and get 10?

Write your answer...

Submit

Still have questions?

Continue Learning about Math & Arithmetic

The Roman numeral for nine is IX. X is 10 and I is 1. When the I is before the X you subtract.

Subtract negative 3.

11

5

5/10 - 4/10 = 1/10

Related questions

10

The Roman numeral for nine is IX. X is 10 and I is 1. When the I is before the X you subtract.

The idea is to subtract 1/2 minus 9/10 (or the other way round).

0.9

1 and nine eighteens

Subtract negative 3.

Six Nine Nine

11

21/9 - 1/2 = 1.8333

1. Subtract 25 2. Then subtract 6 3. Then subtract 12 4. Then subtract 2 5. Then subtract 10 6. Then subtract 15 7. Then subtract 7 8. Then add 3 X 1/2 9. Then add 8

5

5/10 - 4/10 = 1/10