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Math Problems
Grade 7
Least common multiple
What is the least common multiple of
12
12
12
and
9
9
9
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What is the least common multiple of
8
8
8
and
3
3
3
?
\newline
____
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What is the least common multiple of
7
7
7
and
9
9
9
?
\newline
____
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What is the least common multiple of
9
9
9
and
6
6
6
?
\newline
_____
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What is the least common multiple of
8
8
8
and
6
6
6
?
\newline
_____
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What is the least common multiple of
6
6
6
and
2
2
2
?
\newline
_____
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What is the least common multiple of
5
5
5
and
6
6
6
?
\newline
____
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What is the least common multiple of
4
4
4
and
2
2
2
?
\newline
_____
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What is the least common multiple of
4
4
4
and
6
6
6
?
\newline
_____
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What is the least common multiple of
5
5
5
and
8
8
8
?
\newline
_____
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What is the least common multiple of
9
9
9
and
7
7
7
?
\newline
_____
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What is the least common multiple of
2
2
2
and
9
9
9
?
\newline
____
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What is the least common multiple of
4
4
4
and
5
5
5
?
\newline
_____
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What is the least common multiple of
9
9
9
and
4
4
4
?
\newline
_____
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What is the least common multiple of
5
5
5
and
7
7
7
?
\newline
_____
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What is the least common multiple of
2
2
2
and
7
7
7
?
\newline
_____
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What is the least common multiple of
2
2
2
and
10
10
10
?
\newline
_____
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What is the least common multiple of
10
10
10
and
6
6
6
?
\newline
_____
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What is the least common multiple of
3
3
3
and
2
2
2
?
\newline
_____
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What is the least common multiple of
10
10
10
and
2
2
2
?
\newline
_____
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What is the least common multiple of
4
4
4
and
12
12
12
?
\newline
_____
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What is the least common multiple of
8
8
8
and
5
5
5
?
\newline
____
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What is the least common multiple of
9
9
9
and
12
12
12
?
\newline
_____
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What is the least common multiple of
12
12
12
and
8
8
8
?
\newline
_____
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What is the least common multiple of
10
10
10
and
8
8
8
?
\newline
_____
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What is the least common multiple of
10
10
10
and
5
5
5
?
\newline
_____
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What is the least common multiple of
4
4
4
and
10
10
10
?
\newline
_____
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What is the least common multiple of
3
3
3
and
8
8
8
?
\newline
_____
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What is the least common multiple of
3
3
3
and
6
6
6
?
\newline
_____
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What is the least common multiple of
6
6
6
and
10
10
10
?
\newline
____
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What is the least common multiple of
10
10
10
and
11
11
11
?
\newline
_____
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What is the least common multiple of
3
3
3
and
4
4
4
?
\newline
_____
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What is the least common multiple of
2
2
2
and
5
5
5
?
\newline
____
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What is the least common multiple of
12
12
12
and
11
11
11
?
\newline
_____
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What is the least common multiple of
9
9
9
and
10
10
10
?
\newline
_____
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What is the least common multiple of
11
11
11
and
6
6
6
?
\newline
____
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What is the least common multiple of
3
3
3
and
9
9
9
?
\newline
_____
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Simplify the expression:
\newline
5
x
−
10
÷
2
5x-10\div 2
5
x
−
10
÷
2
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Mara is
m
m
m
years old, and her younger brother Kyle is
k
k
k
years old. If Mara is
3
3
3
years older than Kyle, which of the following correctly expresses
k
k
k
in terms of
m
m
m
?
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What is the quotient of
2.058
×
1
0
7
2.058 \times 10^{7}
2.058
×
1
0
7
and
2.1
×
1
0
4
2.1 \times 10^{4}
2.1
×
1
0
4
expressed in scientific notation?
\newline
Answer:
\newline
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What is the quotient of
9.12
×
1
0
9
9.12 \times 10^{9}
9.12
×
1
0
9
and
3.8
×
1
0
5
3.8 \times 10^{5}
3.8
×
1
0
5
expressed in scientific notation?
\newline
Answer:
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What is the quotient of
8.0
×
1
0
9
8.0 \times 10^{9}
8.0
×
1
0
9
and
8.0
×
1
0
2
8.0 \times 10^{2}
8.0
×
1
0
2
expressed in scientific notation?
\newline
Answer:
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What is the quotient of
7.67
×
1
0
9
7.67 \times 10^{9}
7.67
×
1
0
9
and
5.9
×
1
0
5
5.9 \times 10^{5}
5.9
×
1
0
5
expressed in scientific notation?
\newline
Answer:
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What is the product of
4.4
×
1
0
2
4.4 \times 10^{2}
4.4
×
1
0
2
and
3.2
×
1
0
4
3.2 \times 10^{4}
3.2
×
1
0
4
expressed in scientific notation?
\newline
Answer:
\newline
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What is the quotient of
1.876
×
1
0
9
1.876 \times 10^{9}
1.876
×
1
0
9
and
6.7
×
1
0
6
6.7 \times 10^{6}
6.7
×
1
0
6
expressed in scientific notation?
\newline
Answer:
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What is the product of
5.4
×
1
0
6
5.4 \times 10^{6}
5.4
×
1
0
6
and
1.4
×
1
0
4
1.4 \times 10^{4}
1.4
×
1
0
4
expressed in scientific notation?
\newline
Answer:
\newline
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What is the least common multiple of
6
6
6
and
12
12
12
?
\newline
_____
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