Posted by **catalina** on Tuesday, September 25, 2012 at 9:09pm.

Kate saves 1/5 of her allowance and spends 2/3 of her allowance at the mall. what fraction of her allowance remains?

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**Ms. Sue**, Tuesday, September 25, 2012 at 9:12pm
1/5 = 3/15

2/3 = 10/15

3/15 + 10/15 = 13/15

15/15 - 13/15 = ??

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**catalina**, Tuesday, September 25, 2012 at 9:16pm
i don't understand why we have to add 1/5 + 2/3. can you

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**catalina**, Tuesday, September 25, 2012 at 9:17pm
explain more in detail for me please

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**Ms. Sue**, Tuesday, September 25, 2012 at 9:17pm
You want to know how much you have left after she's saved some and spent some.

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**catalina**, Tuesday, September 25, 2012 at 9:21pm
okay I get it now. Thank you for your help :)

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**Ms. Sue**, Tuesday, September 25, 2012 at 9:29pm
:-)

You're welcome.

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**julio**, Sunday, April 7, 2013 at 5:54pm
pineappples

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**Sammie**, Monday, February 16, 2015 at 12:13pm
Wouldn't you multiply the 5 by 3 and the 3 by 5 because you're getting common denominators instead of adding?

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