Posted by Anonymous on Thursday, February 24, 2011 at 10:24pm.
using common denominators find the sum
or difference.write it in simplest form 1/2 +1/10=

math  Ms. Sue, Thursday, February 24, 2011 at 10:29pm
1/2 = 5/10
5/10 + 1/10 = ?

math 5th grade  Anonymous, Thursday, February 24, 2011 at 10:42pm
don't understand ,need common denominator ,the sum in simplest form
1/2+1/10 =

math  Ms. Sue, Thursday, February 24, 2011 at 10:49pm
The only way you can add or subtract fractions is if they have the same denominator.
Think of money. A half dollar is the same as 50 cents, right?
Think of a pizza. If you divide it into 10 equal pieces, and eat 5 of them, you've eaten 1/2 a pizza.
Study this site carefully.
http://www.mathsisfun.com/numbers/commondenominator.html
I hope that makes it clearer.
5/10 + 1/10 = 6/10
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