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Math Problems
Grade 6
Least common denominator
'
2
7
×
2
9
\frac{2}{7} \times \frac{2}{9}
7
2
×
9
2
'
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What is the least common denominator of
11
12
\frac{11}{12}
12
11
and
3
4
\frac{3}{4}
4
3
?
\newline
_____
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What is the least common denominator of
8
9
\frac{8}{9}
9
8
and
5
6
\frac{5}{6}
6
5
?
\newline
_____
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What is the least common denominator of
5
6
\frac{5}{6}
6
5
and
5
12
\frac{5}{12}
12
5
?
\newline
_____
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What is the least common denominator of
1
8
\frac{1}{8}
8
1
and
7
12
\frac{7}{12}
12
7
?
\newline
_
_
_
_
_
\_\_\_\_\_
_____
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What is the least common denominator of
5
12
\frac{5}{12}
12
5
and
5
6
\frac{5}{6}
6
5
?
\newline
_____
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What is the least common denominator of
5
6
\frac{5}{6}
6
5
and
1
12
\frac{1}{12}
12
1
?
\newline
_____
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What is the least common denominator of
1
12
\frac{1}{12}
12
1
and
1
4
\frac{1}{4}
4
1
?
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What is the least common denominator of
2
5
\frac{2}{5}
5
2
and
7
10
\frac{7}{10}
10
7
?
\newline
_____
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What is the least common denominator of
7
12
\frac{7}{12}
12
7
and
5
9
\frac{5}{9}
9
5
?
\newline
_____
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What is the least common denominator of
3
10
\frac{3}{10}
10
3
and
3
4
\frac{3}{4}
4
3
?
\newline
_____
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What is the least common denominator of
5
12
\frac{5}{12}
12
5
and
7
8
\frac{7}{8}
8
7
?
\newline
_____
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What is the least common denominator of
1
6
\frac{1}{6}
6
1
and
1
12
\frac{1}{12}
12
1
?
\newline
_____
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What is the least common denominator of
3
10
\frac{3}{10}
10
3
and
1
6
\frac{1}{6}
6
1
?
\newline
_____
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What is the least common denominator of
7
10
\frac{7}{10}
10
7
and
3
5
\frac{3}{5}
5
3
?
\newline
_____
Get tutor help
What is the least common denominator of
11
12
\frac{11}{12}
12
11
and
1
6
\frac{1}{6}
6
1
?
\newline
_____
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What is the least common denominator of
1
12
\frac{1}{12}
12
1
and
3
8
\frac{3}{8}
8
3
?
\newline
_
_
_
_
_
\_\_\_\_\_
_____
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Which fraction is less?
\newline
Choices:
\newline
(A)
1
12
\frac{1}{12}
12
1
\newline
(B)
1
5
\frac{1}{5}
5
1
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What is the least common denominator of
5
12
\frac{5}{12}
12
5
and
1
4
\frac{1}{4}
4
1
?
\newline
_____
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What is the least common denominator of
3
4
\frac{3}{4}
4
3
and
3
8
\frac{3}{8}
8
3
?
\newline
_____
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What is the least common denominator of
2
5
\frac{2}{5}
5
2
and
1
10
\frac{1}{10}
10
1
?
\newline
_____
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What is the least common denominator of
5
12
\frac{5}{12}
12
5
and
3
4
\frac{3}{4}
4
3
?
\newline
_____
Get tutor help
What is the least common denominator of
1
10
\frac{1}{10}
10
1
and
1
5
\frac{1}{5}
5
1
?
\newline
_____
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What is the least common denominator of
3
10
\frac{3}{10}
10
3
and
1
2
\frac{1}{2}
2
1
?
\newline
_____
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What is the least common denominator of
1
12
\frac{1}{12}
12
1
and
5
6
\frac{5}{6}
6
5
?
\newline
_
_
_
_
_
\_\_\_\_\_
_____
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What is the least common denominator of
4
5
\frac{4}{5}
5
4
and
7
10
\frac{7}{10}
10
7
?
\newline
_____
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What is the least common denominator of
1
12
\frac{1}{12}
12
1
and
3
4
\frac{3}{4}
4
3
?
\newline
_____
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What is the least common denominator of
1
12
\frac{1}{12}
12
1
and
1
6
\frac{1}{6}
6
1
?
\newline
_
_
_
_
_
\_\_\_\_\_
_____
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What is the least common denominator of
2
5
\frac{2}{5}
5
2
and
9
10
\frac{9}{10}
10
9
?
\newline
_____
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What is the least common denominator of
1
10
\frac{1}{10}
10
1
and
3
5
\frac{3}{5}
5
3
?
\newline
_
_
_
_
_
\_\_\_\_\_
_____
Get tutor help
What is the least common denominator of
7
12
\frac{7}{12}
12
7
and
1
6
\frac{1}{6}
6
1
?
\newline
_____
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What is the least common denominator of
4
5
\frac{4}{5}
5
4
and
9
10
\frac{9}{10}
10
9
?
\newline
_____
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What is the least common denominator of
3
5
\frac{3}{5}
5
3
and
3
10
\frac{3}{10}
10
3
?
\newline
_
_
_
_
_
\_\_\_\_\_
_____
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What is the least common denominator of
7
8
\frac{7}{8}
8
7
and
3
4
\frac{3}{4}
4
3
?
\newline
_____
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What is the least common denominator of
7
12
\frac{7}{12}
12
7
and
3
4
\frac{3}{4}
4
3
?
\newline
_____
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Which of the following is a common denominator of
3
4
\frac{3}{4}
4
3
and
1
5
?
\frac{1}{5} ?
5
1
?
\newline
A.
35
35
35
\newline
B.
20
20
20
\newline
C.
15
15
15
\newline
D.
30
30
30
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Choose all the common denominators for
1
4
\frac{1}{4}
4
1
and
7
10
\frac{7}{10}
10
7
.
\newline
A.
10
10
10
\newline
B.
20
20
20
\newline
C.
24
24
24
\newline
D.
32
32
32
\newline
E.
40
40
40
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