Thursday

November 20, 2014

November 20, 2014

Posted by **Jared** on Thursday, January 31, 2013 at 4:02pm.

- math 4th grade -
**Reiny**, Thursday, January 31, 2013 at 4:20pmHere is how I would do this:

5 1/2 - 2 4/5

= 11/2 - 14/5 , (mixed numbers are useless in calculations)

= 55/10 - 28/10

= 27/10 or 2 7/10

I have no idea how you can come up with 3 46/10 ??

**Answer this Question**

**Related Questions**

Math PLEASE HELP - Please finish these questions so I can check my answers. All ...

Math - Explain It How is adding and subtracting with money like adding and ...

math - add mixed numbers in lowest terms 3 3/5 + 1 1/2= what in lowest terms

4th Grade Math - Re: Factor Numbers My son has to write at least two ways to ...

4th Grade Math - Re: Factor Numbers My son has to write at least two ways to ...

4th grade math - compare the mixed numbers. write <, >, or = ro each . 1...

math HELP - How would I change the improper fraction 56/15 to mixed number in ...

math algebra - adding with mixed numbers Can you check my answers: 1) 4 1/4 + 3...

math - how to subtract numbers with decimals Line up the decimal points and ...

4th grade math - Find two mixed numbers so that the sum is 8 4/8 and the ...