First make the denominators of the fractions the same by multiplying.

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Now we just need to add the fractions together

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9/6 would be the answer, but it can be simplified further, then converted into decimal form.

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=1.5 yardsYour final answer is 1.5 yards of ribbon are needed.
11.6, if you need a decimal. it's in between 11 and 12
Answer:
Step-by-step explanation:
What area of math is this,I may be able to help?