Homework Help Forum: Math

Posted by Renriki on Monday, November 2, 2009 at 4:55pm.

I have math fractions to add. I never went over these ,so please help. 7/8 + 3/4 + 15/24= 5/9 + 6/7= 4/5 + 11/15 + 17/30 = 1 7/8 + 2 11/16 =

• Math - Ms. Sue, Monday, November 2, 2009 at 5:03pm

  You need to use a common denominator and equivalent fractions when adding or subtracting fractions. The common denominator for 8, 4, and 24 is 24. 7/8 = 21/24 3/4 = 18/24 Add the numerators: 21/24 + 18/24 + 15/24 = 54/24 = 2 6/24 = 2 1/4

  
  

• Math - Renriki, Monday, November 2, 2009 at 5:05pm

  Oh ,ok thanks

  
  

• Math - Ms. Sue, Monday, November 2, 2009 at 5:09pm

  You're welcome.

  
  

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