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OpenStudy (anonymous):
the lcd of 3/10 and -4/15
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OpenStudy (sloppycanada):
LCD - lowest common denominator.
OpenStudy (sloppycanada):
10 is a fairly simple to work with. So let's start with 15.
OpenStudy (sloppycanada):
What number does ten and fifteen have in common?
OpenStudy (anonymous):
5
OpenStudy (sloppycanada):
Bingo!
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OpenStudy (anonymous):
thats the answer
OpenStudy (sloppycanada):
I believe so. I'm not sure if you have to simplify the fractions. @Directrix Is 5 what you get as well?
OpenStudy (anonymous):
the answer is 30
OpenStudy (sloppycanada):
Yeah, that was my second guess...
OpenStudy (anonymous):
the lcd 1/2 and 2/3
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OpenStudy (anonymous):
@sloppycanada
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