The answer is 24.5 because 
so you add 5.5 from 19 to get the answer
Which number is irrational? ( MCC.8NS.1) A. √10, B. -√81 c. 5/4 d. 9.12
1 answer:
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This is equal to:
When you add a negative number, it turns into subtraction.
First, I would change it to mixed numbers:
Now, you need to change the denominators to make sure they are the same on both fractions. I changed the first fraction's denominator to 4 so they match. You can do this by multiplying the numerator by 2:
Now, you simply subtract:
10-9=1
1/4 is your answer.
I hope this helps :)
