Mathematics
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OpenStudy (anonymous):
Simplifying fractions question!! WILL GIVE MEDAL!!!!
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OpenStudy (anonymous):
Simplify: Negative four and one-fifth minus negative thirteen and one-tenth
OpenStudy (anonymous):
-4 1/5 - -13 1/10
OpenStudy (anonymous):
Be 100% sure of ur answer
OpenStudy (anonymous):
PLZ
OpenStudy (anonymous):
Now first what i would do is change it from subtraction a negative to adding a positive like this : -4 1/5 + 13 1/10
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OpenStudy (anonymous):
So now you know it would be a positive
OpenStudy (anonymous):
Now find the lowest common denominator
OpenStudy (anonymous):
What is the lowest common denominator?
OpenStudy (anonymous):
Um...
OpenStudy (anonymous):
idk 5?
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OpenStudy (anonymous):
Whats the lowest denominator that they could both have example: 1/4 and 1/8 Lowest common denominator is 8
OpenStudy (anonymous):
it should be five the lowest common denominator 5 and 10 have is 5
OpenStudy (anonymous):
It wouldnt be five because 1/10 cant be divided by 2.
OpenStudy (anonymous):
What would it be?
OpenStudy (anonymous):
hello?
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OpenStudy (anonymous):
What would it be?
OpenStudy (anonymous):
Do you know?
OpenStudy (anonymous):
Let me explain this better Lowest Common Denominator is the lowest number both 5 and 10 an be divided by
OpenStudy (anonymous):
What would that be?
OpenStudy (anonymous):
Hmm i guess 10?
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OpenStudy (anonymous):
yeah.
OpenStudy (anonymous):
So it would be -4 2/10 + 3 1/10
OpenStudy (anonymous):
13 1/10 sorry
OpenStudy (anonymous):
is it -8 9/10?
OpenStudy (anonymous):
Now add that fractions but remember 4 2/10 is negative
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OpenStudy (anonymous):
Its 13 not 3 sorry
OpenStudy (anonymous):
And its not 9/10
OpenStudy (anonymous):
its k
OpenStudy (anonymous):
OH
OpenStudy (anonymous):
is it -17 3/10?
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OpenStudy (anonymous):
NO you were close and it is 9/10 sorry did my math wrong
OpenStudy (anonymous):
My fault
OpenStudy (anonymous):
Ok back to -8 9/10 thats so close but wrong in one way
OpenStudy (anonymous):
Im kinda laggin i think
OpenStudy (anonymous):
or wait 17 3/10?
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OpenStudy (anonymous):
cause i just remembered that if both are negative that still counts for positive.
OpenStudy (anonymous):
Oh, can u help with another question?
OpenStudy (anonymous):
wait NVM thanks bye!