Mathematics
20 Online
OpenStudy (anonymous):
4and three thenths minus 3 and 13 over 15 ?
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OpenStudy (saifoo.khan):
wht 'and' ?
OpenStudy (anonymous):
lol, you can't read saifoo?
OpenStudy (saifoo.khan):
i can, thats y i wrote! :P
OpenStudy (anonymous):
4 3/ 10 - 3 13/15
OpenStudy (saifoo.khan):
13/30
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OpenStudy (saifoo.khan):
hero, chk out christie's ques!
OpenStudy (anonymous):
how did you do it I got 15/58
OpenStudy (anonymous):
I did already saifoo
OpenStudy (saifoo.khan):
idk, my calc got it!
OpenStudy (saifoo.khan):
lol.
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OpenStudy (anonymous):
ok what abt 6 7/10 - 4 9/10 ?
OpenStudy (saifoo.khan):
9/5
OpenStudy (anonymous):
its improper?
OpenStudy (saifoo.khan):
yes
OpenStudy (saifoo.khan):
or u can write:
1 4/5
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OpenStudy (anonymous):
ok 16 1/8 - 8 3/8 (;
OpenStudy (anonymous):
?
OpenStudy (anonymous):
4and three thenths minus 3 and 13 over 15\[\left(4+\frac{3}{10}\right)-\left(3+\frac{13}{15}\right) =\frac{43}{10}-\frac{58}{15}=\frac{13}{30} \]
OpenStudy (anonymous):
ok 16 1/8 - 8 3/8
OpenStudy (anonymous):
?
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OpenStudy (anonymous):
\[\left(16+\frac{1}{8}\right)-\left(8+\frac{3}{8}\right)=\frac{31}{4} \]
OpenStudy (anonymous):
ok 9 3/7 - 4 6/7
OpenStudy (anonymous):
\[\frac{66}{7}-\frac{34}{7}=\frac{32}{7} \]
OpenStudy (anonymous):
21 9/15 - 6 14/15
OpenStudy (anonymous):
\[\frac{248}{15} \]
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OpenStudy (anonymous):
thats improper tho what is it as a fraction?
OpenStudy (anonymous):
?
OpenStudy (anonymous):
\[16+\frac{8}{15} \]
OpenStudy (anonymous):
I got 14 2/3
OpenStudy (anonymous):
is that correct?
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OpenStudy (anonymous):
???//
OpenStudy (anonymous):
Are you asking is 14 2/3 correct for 248/15 ?
OpenStudy (anonymous):
yes (:
OpenStudy (anonymous):
To convert 248 to a fraction first divide 248 by 15. What quotient do you get?
OpenStudy (anonymous):
for the answer I got 14 2/3
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OpenStudy (anonymous):
248 divided by 15 equals 16 plus a remainder. Can you divide 248 by 15 either by hand or using a calculator?
OpenStudy (anonymous):
ok i got 15 2/3
OpenStudy (anonymous):
\[15+2/3=\frac{47}{3} \] not 248/15