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Math Problems
Grade 7
Add, subtract, multiply, and divide decimals: word problems
Many bank accounts never go below zero. But some banks will allow a negative balance, at least for a short time, called an overdraft. It means someone has taken out, or 'drafted', more money than was in the account to begin with. Enola's account went into overdraft. To get back to a positive balance, she deposited money at a steady rate of
$
21.1
\$ 21.1
$21.1
per week. After
5
5
5
weeks, she had
$
46.06
\$ 46.06
$46.06
in the account. What was the balance when the account went into overdraft?
\newline
Answer:
$
\$
$
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A scientist was in a submarine,
41
41
41
.
4
4
4
feet below sea level, studying ocean life. Over the next ten minutes, she rose
33
33
33
.
6
6
6
feet. How many feet was she now below sea level?
\newline
Answer:
□
\square
□
feet
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A scientist was in a submarine below sea level, studying ocean life. Over the next ten minutes, she dropped
88
88
88
.
6
6
6
feet. How many feet had she been below sea level, if she was
182
182
182
.
5
5
5
feet below sea level after she dropped?
\newline
Answer:
□
\square
□
feet
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A scientist was in a submarine below sea level, studying ocean life. Over the next ten minutes, she dropped
68
68
68
.
1
1
1
feet. How many feet had she been below sea level, if she was
155
155
155
.
4
4
4
feet below sea level after she dropped?
\newline
Answer:
□
\square
□
feet
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A scientist was in a submarine below sea level, studying ocean life. Over the next ten minutes, she went down
36
36
36
.
3
3
3
feet. How many feet had she been below sea level, if she was
99
99
99
.
7
7
7
feet below sea level after she went down?
\newline
Answer:
□
\square
□
feet
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