Question

40base5 - 11 base 5?

Answer 1

hey @ganeshie is this right converting 40 to base 10.
4*51=20
0*50=0
Adding all to get Ans=2010

Step2 converting 2010 to 11

The equation calculation formula for 2010 number to 11 is like this below.
11|20
11|1|9
11|1|1
Ans:1911

Answer 2

40 conversion looks good to me, copy of ur work in latex :

\(\large (40)_5 = 4\times 5^1 + 0\times 5^0 = (20)_{10}\)

Answer 3

i dont know how to do that

Answer 4

just copy paste below lines in ur next reply :

```
\(\large (40)_5 = 4\times 5^1 + 0\times 5^0 = (20)_{10}\)
```

Answer 5

okay thx

Answer 6

:) @mijingue do they want the result in base 5 or base 10 ?

Answer 7

five

Answer 8

Ahh then its easy to subtract directly in base 5 :

Answer 9

since 0 is less than 1,
we borrow a 5 from the 5's place :

Answer 10

was there a typo ?
is it 40-21 or 30-21 ? which one is it ?

Answer 11

30-21, i totally did the wrong one in the subject

Answer 12

Alright, then we're done
the result should be `4` in base 5

Answer 13

so 4 is the answer?, basically it is just like a subtraction

Answer 14

its not like a subtraction,
it IS a subtraction !

Answer 15

I mean, a regular one

Answer 16

what about 101base2 + 111base2?

Answer 17

we're just using groups of 5, 5^2, 5^3,...
instead of the regular groups of 10, 10^2, 10^3,...