SOLUTION: 9 over 30 minus 5 over 30 minus 12 over 30

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Question 347455: 9 over 30 minus 5 over 30 minus 12 over 30
Answer by jjordan95(63) About Me  (Show Source):
You can put this solution on YOUR website!
%289%2F30%29-%285%2F30%29-%2812%2F30%29=%28-8%2F30%29=highlight%28-4%2F15%29
Since they all have common denominators you can just look at the numerators for the subtraction.
The problem essentially reads 9+-+5+-+12. 9-5+=+4 4-12+=+-8 Therefore the answer is -8%2F30 Simplifying that gives you highlight%28-4%2F15%29.