SOLUTION: Calculate 3/8+4/5 and give your answer as a proper fraction

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Question 977626: Calculate 3/8+4/5 and give your answer as a proper fraction
Found 2 solutions by stanbon, Alan3354:
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Calculate 3/8+4/5 and give your answer as a proper fraction
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least common denomiator:: 5*8 = 40
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Convert each fraction to one that has the common denominator::
(5*3/40)+(8*4)/40
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Simplify over the common denominator::
(15 + 24)/40
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Ans:: 39/40

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Calculate 3/8+4/5 and give your answer as a proper
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That's hardly a calculation. Or an algebra problem.
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3/8 + 4/5
Cross multiply for the numerator:
= (3*5 + 8*4)/40
= 47/40