-9/12 + 9/8 =?

Question

-9/12 + 9/8 =?

anonymous · Answer

$$-\frac{ 9 }{ 12 }+\frac{ 9 }{ 8 }=?$$

richyw · Answer

I just showed you how to do these

richyw · Answer

was there something you didn't understand?

anonymous · Answer

I am horrible at math and it's 10 pm at night here and im trying to do homework to graduate and take care of my 2 year old son..

anonymous · Answer

First get the common denominator.

anonymous · Answer

would it we like 12+ 8 since -9 + 9 is a sold 0? if thats the case itd be equaling 20

richyw · Answer

nope

anonymous · Answer

$$-\frac{ 9 }{ 12 }+\frac{ 13.5 }{ 12 }$$

anonymous · Answer

my calculator is showing it as 0.375 -.-

richyw · Answer

it is.

anonymous · Answer

0.375 is correct, 0.375 = 3/8

anonymous · Answer

yup

anonymous · Answer

at least my calculator is right

richyw · Answer

if you are struggling with these, wolfram alpha can give you step-by -step solutions as well.

richyw · Answer

https://www.wolframalpha.com/input/?i=-9%2F12%2B9%2F8

anonymous · Answer

When doing these questions, first get the common denominator. Then write the problem again. Then solve. .

the_fizicx99 · Answer

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This is a bit of a longer method, but its just multiplying the denominators together, so they're the same. What you do to the bottom you do to the top.