Posted by **Allysiah** on Monday, October 8, 2012 at 5:48pm.

5/21.(-7/15)

- arithmetic -
**Ms. Sue**, Monday, October 8, 2012 at 5:55pm
Change these to equivalent fractions with a common denominator.

- algebra2 -
**Allysiah**, Monday, October 8, 2012 at 6:01pm
i still don't get it

- algebra2 -
**Ms. Sue**, Monday, October 8, 2012 at 6:08pm
Why are you using "algebra 2" as your subject when obviously this is elementary arithmetic?

Study this site for equivalent fractions.

http://www.mathsisfun.com/equivalent_fractions.html

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