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Let’s check out your problem:
Use the model to find the product.
\newline
1
5
×
1
3
=
\frac{1}{5} \times \frac{1}{3} =
5
1
×
3
1
=
‾
\underline{\hspace{1cm}}
/
‾
\underline{\hspace{1cm}}
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Math Problems
Grade 7
Multiply and divide positive and negative fractions
Full solution
Q.
Use the model to find the product.
\newline
1
5
×
1
3
=
\frac{1}{5} \times \frac{1}{3} =
5
1
×
3
1
=
‾
\underline{\hspace{1cm}}
/
‾
\underline{\hspace{1cm}}
Identify numbers:
Identify the numbers to multiply.
\newline
We need to multiply
1
5
\frac{1}{5}
5
1
by
1
3
\frac{1}{3}
3
1
.
\newline
Calculation:
1
5
×
1
3
\frac{1}{5} \times \frac{1}{3}
5
1
×
3
1
Perform calculation:
Multiply the numerators and the denominators.
\newline
Numerator:
1
×
1
=
1
1 \times 1 = 1
1
×
1
=
1
\newline
Denominator:
5
×
3
=
15
5 \times 3 = 15
5
×
3
=
15
\newline
So,
1
5
×
1
3
=
1
15
\frac{1}{5} \times \frac{1}{3} = \frac{1}{15}
5
1
×
3
1
=
15
1
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x
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30.4
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\newline
30.4
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30.4-40.4
30.4
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40.4
\newline
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Question
Solve for
n
n
n
and simplify your answer.
\newline
−
6
=
2
3
n
-6=\frac{2}{3} n
−
6
=
3
2
n
\newline
Answer:
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Question
3
+
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×
5
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×
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Question
A local package delivery service wants to improve the efficiency of its deliveries. As a first step, the management team decides to conduct a study to determine the average length of time from the arrival of a package at the company's mail center until its delivery at a home. Which of the following methods is most likely to produce valid results?
\newline
Choose
1
1
1
answer:
\newline
(A) The team selects the
1
,
000
1,000
1
,
000
heaviest packages in a one-week, non-holiday period and records how long it takes for each package to reach its destination.
\newline
(B) The team calls
1
,
000
1,000
1
,
000
residents in their delivery area and asks them whether they have received a package from their service in the past week. They will then record how long it took for those packages to reach their destination.
\newline
(C) The team selects a random sample of
1
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000
1,000
1
,
000
packages arriving at the center over a one-week, non-holiday period and records how long it takes for each package to reach its destination.
\newline
(D) None of the above
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8
+
2.7
=
8+2.7=
8
+
2.7
=
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(
1.5
−
2.9
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4.3
+
1.4
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(1.5-2.9 i)+(4.3+1.4 i)
(
1.5
−
2.9
i
)
+
(
4.3
+
1.4
i
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Question
A baker uses
3
3
3
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(
c
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(c)
(
c
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2
2
2
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1
1
1
pound
(
l
b
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(
l
b
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3
1
3
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3\frac{1}{3} c ,
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3
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10
10
10
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b
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l
b
- bag of flour?
\newline
(Round the answer to the nearest whole number.)
\newline
□
\square
□
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Posted 8 months ago
Question
Multiply:
\newline
−
0.1
×
−
2
5
=
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−
0.1
×
5
−
2
=
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