SOLUTION: What is the Formula for solving fractions like this? 2/3 + 4/5 = , 7/8 - 2/3 =

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Question 266174: What is the Formula for solving fractions like this? 2/3 + 4/5 = , 7/8 - 2/3 =

Found 2 solutions by asuar010, rfer:
Answer by asuar010(338) About Me  (Show Source):
You can put this solution on YOUR website!
There is no formula, all that is needed is to find the common denominator of the two fractions:
between 3 and 5 is 15
2/3+4/5=(10+12)/15=22/15
between 8 and 3 is 24
7/8-2/3=(21-16)/24=5/24

Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
find common denominator the add
2/3+4/5=
10/15+12/15=22/15=1 7/15
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7/8-2/3=
21/24-16/24=5/24