SOLUTION: Find The Sum or Difference. 21. 7/8 + 11/12 Any help with this equation would be <b>GREATLY</b> appreciated.

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Question 110740: Find The Sum or Difference.
21. 7/8 + 11/12
Any help with this equation would be GREATLY appreciated.
Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!
Solved by pluggable solver: Fractions Solver


Start with the given expression




In order to add these two fractions, these fractions need to have a common denominator.


In order to do that, we simply find that the LCM of 8 and 12 is 24 (note: if you need help with finding the LCM, check out this solver)


Now we need to get each denominator to 24



Multiply by


Multiply and to get



Multiply by


Multiply and to get



Since both fractions have a common denominator of 24, we can now combine the fractions


Combine the fractions


Add the numerators



So
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