Estimate by rounding to the nearest half.
five and four-sevenths plus three and seven-eighths minus four and two-ninths
three and one-half
four and one-half
five and one-half
six and one-half
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OpenStudy (anonymous):
can you type it in numbers?
OpenStudy (anonymous):
yes
OpenStudy (anonymous):
include parenthesis if there is any
OpenStudy (anonymous):
OpenStudy (anonymous):
2nd one is first
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OpenStudy (anonymous):
OpenStudy (anonymous):
k one sec
OpenStudy (anonymous):
4 and a half I think
OpenStudy (anonymous):
D
OpenStudy (anonymous):
The answer is 5 1/2.
39/7 + 31/8 - 38/9 = 5.22
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OpenStudy (anonymous):
@kadonagaw your supposed to find the common denominator first. can't just subtract...
OpenStudy (anonymous):
so which one is it? >.>
OpenStudy (anonymous):
4 and a half is what I think. But if you want to make sure wait till yours gets bumped up
OpenStudy (anonymous):
@e.mccormick
OpenStudy (anonymous):
five and four-sevenths plus three and seven-eighths minus four and two-ninths
\[\huge 5 \frac{4}{7} + 3\frac{7}{8} - 4\frac{2}{9}\]
Start by getting them into improper fraction form
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OpenStudy (anonymous):
39 + 31 - 38
OpenStudy (anonymous):
32
OpenStudy (anonymous):
you can't just add fractions like that.
5 and 4/7 becomes 39/7
OpenStudy (anonymous):
-.-
OpenStudy (anonymous):
@zepdrix \
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OpenStudy (anonymous):
This is basic math. Convert them to improper fractions. At least put some effort in ~_~
OpenStudy (anonymous):
well i need an answer asap. im on a timed test i can only take once