I need the break down on how to get the answer please.

8 21/22+3/4-5/12=?

The eight is a mix number with twenty one and twenty two

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- September 13th 2009, 09:48 AMMath NoobHow would i do this work out?
I need the break down on how to get the answer please.

8 21/22+3/4-5/12=?

The eight is a mix number with twenty one and twenty two - September 13th 2009, 09:53 AMVonNemo19
- September 13th 2009, 09:56 AMMath Noob
the eight is the whole number of 8 21/22

you have to multiply 22 by 8 and then add the 21 correct?

i got that part figured out now what's next? find the common denominator of each fraction? - September 13th 2009, 09:58 AMe^(i*pi)
- September 13th 2009, 09:58 AMVonNemo19
- September 13th 2009, 10:00 AMMath Noob
how did you find the common denominator so fast?

- September 13th 2009, 10:02 AMe^(i*pi)
- September 13th 2009, 10:03 AMVonNemo19
- September 13th 2009, 10:08 AMMath Noob
lol im still trying to figure it out

- September 13th 2009, 10:11 AMMath Noob
the answer is 9 19/66

- September 13th 2009, 10:12 AMe^(i*pi)
- September 13th 2009, 10:17 AMMath Noob
because i am a noob, and would love to know how to number crunch

- September 13th 2009, 10:19 AMe^(i*pi)
By using a calculator and putting in the numbers

LCM is 132

which should give the answer - September 13th 2009, 10:21 AMMath Noob
I have a ti-84 plus i just purchased, I'm trying to figure out how to use it. (Lipssealed)

- September 13th 2009, 10:23 AMe^(i*pi)
I edited my above post to include the answer :)