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Math Problems
Grade 7
Multiply decimals and whole numbers: word problems
numbers in her bank book. Amy loaned an equal amount of money to each of
5
5
5
people. She loaned a total of
$
100
\$100
$100
. She recorded each loan by writing each amount in her bank book. What is the amount Amy recorded in her bank book for each loan?
$
\$
$
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Amelia used
liters
\text{liters}
liters
of gasoline to drive
kilometers
\text{kilometers}
kilometers
. How many kilometers did Amelia drive per liter?
kilometers
\text{kilometers}
kilometers
At that rate, how many liters does it take to drive
kilometer
\text{kilometer}
kilometer
?
liters
\text{liters}
liters
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Amir can run
x
x
x
kilometers in one hour. How many kilometers can Amir run per minute? There are
60
60
60
minutes in
1
1
1
hour. Choose
1
1
1
answer:
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Darcy harvests 8
3
4
\frac{3}{4}
4
3
acres of corn every
5
6
\frac{5}{6}
6
5
of an hour. Darcy harvests corn at a constant rate.
\newline
How many acres does she harvest per hour?
\newline
□
\square
□
acres per hour
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Petra always keeps the
6
6
6
bedrooms in her house clean. It takes her
15
15
15
minutes to clean a single rooms. How many hours will it take her to clean all
6
6
6
bedrooms?
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Rodrigo bought plastic tubes that are each
0.6
meters
0.6\,\text{meters}
0.6
meters
long. If Rodrigo makes a line of
3
3
3
tubes by placing them end-to-end, how long will it be?
\newline
_
_
_
_
_
\_\_\_\_\_
_____
meters
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Each piece of cardboard is
0.5
0.5
0.5
centimeters thick. If Rosanne stacks
10
10
10
pieces of cardboard on top of one another, how thick will the stack be?
\newline
_
_
_
_
\_\_\_\_
____
centimeters
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A chemist puts
0.5
0.5
0.5
liters of liquid in each of
6
6
6
beakers. How much liquid is there in total?
\newline
_
_
_
_
\_\_\_\_
____
liters
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Rob walks
0.3
0.3
0.3
miles on each trip to the park. How far will Rob walk if he makes
5
5
5
trips to the park?
\newline
_
_
_
_
\_\_\_\_
____
miles
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Billy bought plastic tubes that are each
0.9
0.9
0.9
meters long. If Billy makes a line of
9
9
9
tubes by placing them end-to-end, how long will it be?
\newline
\newline
_
_
_
_
\_\_\_\_
____
meters
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Reba bikes
3.2
3.2
3.2
miles each day. How far does Reba bike in
7
7
7
days?
\newline
_
_
_
_
\_\_\_\_
____
miles
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Vivian's dog eats
1.4
1.4
1.4
kilograms of dog food each day. How much dog food will Vivian's dog eat in
9
9
9
days?
\newline
_
_
_
_
\_\_\_\_
____
kilograms
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Each metal ball weighs
0.3
0.3
0.3
grams. How much do
4
4
4
metal balls weigh in all?
\newline
_
_
_
_
_
\_\_\_\_\_
_____
grams
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Each cement block weighs
6.3
6.3
6.3
kilograms. How much do
5
5
5
blocks weigh in total?
\newline
_
_
_
_
\_\_\_\_
____
kilograms
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Emir hikes a
9.5
9.5
9.5
-mile trail each month. How many miles will Emir hike in
9
9
9
months?
\newline
_
_
_
_
\_\_\_\_
____
miles
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Sandeep walks
4.5
4.5
4.5
miles each day. How many miles will Sandeep walk in
3
3
3
days?
\newline
\newline
_____ miles
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Krysta bought
7
7
7
plastic discs. Each disc weighs
0.9
0.9
0.9
ounces. How much do the
7
7
7
plastic discs weigh in all?
\newline
_
_
_
_
\_\_\_\_
____
ounces
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Monica has a set of wooden boards. Each board is
0.1
0.1
0.1
meters long. If Monica lays
7
7
7
boards end-to-end, how many meters long will the line of boards be?
\newline
_____ meters
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There are
9.6
9.6
9.6
ounces of gummy bears in each bag. How many ounces of gummy bears are there in
7
7
7
bags?
\newline
_
_
_
_
\_\_\_\_
____
ounces
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Jenna's dog eats
0.4
0.4
0.4
kilograms of dog food each day. How much dog food will Jenna's dog eat in
2
2
2
days?
\newline
_
_
_
_
\_\_\_\_
____
kilograms
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A hair stylist uses
5.3
5.3
5.3
bottles of shampoo each week. How many bottles will the stylist use in
6
6
6
weeks?
\newline
_
_
_
_
_
_
_
_
_
_
_
\_\_\_\_\_\_\_\_\_\_\_
___________
bottles
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A pillow contains
2.9
2.9
2.9
ounces of stuffing. How many ounces would
4
4
4
of the pillows contain?
\newline
_
_
_
_
_
_
_
\_\_\_\_\_\_\_
_______
ounces
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Matt's science class places weights on a scale during an experiment. Each weight weighs
0.8
0.8
0.8
kilograms. If the class puts
8
8
8
weights on the scale at the same time, what will the scale read?
\newline
_
_
_
_
\_\_\_\_
____
kilograms
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Each sheet of metal is
0.6
0.6
0.6
inches thick. If Lorenzo stacks
9
9
9
sheets on top of each other, how thick will the stack be?
\newline
_
_
_
_
\_\_\_\_
____
inches
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Judith walks
0.3
0.3
0.3
miles on each trip to the park. How far will Judith walk if she makes
3
3
3
trips to the park?
\newline
_
_
_
_
\_\_\_\_
____
miles
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Malia has a set of wooden boards. Each board is
0.4
meters
0.4\,\text{meters}
0.4
meters
long. If Malia lays
9
9
9
boards end-to-end, how many meters long will the line of boards be?
\newline
_
_
_
_
_
\_\_\_\_\_
_____
meters
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Sidney walks
0.8
0.8
0.8
miles on each trip to the park. How far will Sidney walk if she makes
2
2
2
trips to the park?
\newline
_
_
_
_
\_\_\_\_
____
miles
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A factory makes
4.6
4.6
4.6
meters of masking tape every minute. How many meters of masking tape can the factory make in
5
5
5
minutes?
\newline
_
_
_
_
_
\_\_\_\_\_
_____
meters
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The electric company charges Dalton a monthly service fee of
$
30
\$30
$30
plus
$
0.15
\$0.15
$0.15
per kilowatt-hour of electricity used. This month, Dalton's bill is
$
105
\$105
$105
. How many kilowatt-hours of electricity did Dalton use?
\newline
_
_
_
\_\_\_
___
kilowatt-hours
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It takes John
7.4
7.4
7.4
seconds to run
60
60
60
meters how far will he run for
40
40
40
seconds
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How many pieces of string each
1.5
c
m
1.5 \mathrm{~cm}
1.5
cm
long can be cut from a piece of string
1
1
1
metre long?
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The population of a city decreases by
4.9
%
4.9 \%
4.9%
per year. What should we multiply the current population by to find next year's population in one step?
\newline
Answer:
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Ben drinks tea at an incredible rate. he drinks
7
2
\frac{7}{2}
2
7
liters of tea every
2
3
\frac{2}{3}
3
2
of an hour. how many liters of tea does he drink in one hour
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One packet of hot cocoa weighs
1.38
1.38
1.38
ounces. How much will
8
8
8
packets weigh?
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One packet of hot cocoa weighs
1
1
1
.
38
38
38
ounces. How much will
8
8
8
packets weigh?
\newline
_
_
_
_
_
\_\_\_\_\_
_____
ounces
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