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Math Problems
Grade 7
Decimal numbers review
Write seventy-seven and four tenths as a decimal number.
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_
_
_
_
_
\_\_\_\_\_
_____
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Write fifty and ninety-nine hundredths as a decimal number.
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_
_
_
_
_
\_\_\_\_\_
_____
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Write sixty-two and eighty-one hundredths as a decimal number.
\newline
_
_
_
_
_
\_\_\_\_\_
_____
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Write
32
32
32
and
1
10
\frac{1}{10}
10
1
as a decimal number.
\newline
_
_
_
_
_
\_\_\_\_\_
_____
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Write
68
68
68
and
11
11
11
hundredths as a decimal number.
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_
_
_
_
_
\_\_\_\_\_
_____
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In
2.16
2.16
2.16
, which digit is in the hundredths place?
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____
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Which decimal is equivalent to
0.6000
0.6000
0.6000
?
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Choices:
\newline
(A)
0.600
0.600
0.600
\newline
(B)
4.000
4.000
4.000
\newline
(C)
0.06
0.06
0.06
\newline
(D)
0.008
0.008
0.008
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Are
56.0
56.0
56.0
and
56.000
56.000
56.000
equivalent decimals?
\newline
Choices:
\newline
(A)yes
\newline
(B)no
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In
0.4
0.4
0.4
, in which place is the
4
4
4
?
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Choices:
\newline
(A) tenths
\newline
(B) ones
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Which decimal is equivalent to
0.20
0.20
0.20
?
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Choices:
\newline
(A)
0.2000
0.2000
0.2000
\newline
(B)
0.0000
0.0000
0.0000
\newline
(C)
0.0
0.0
0.0
\newline
(D)
0.000
0.000
0.000
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Are
5.90
5.90
5.90
and
5.00
5.00
5.00
equivalent decimals?
\newline
Choices:
\newline
(A) yes
\newline
(B) no
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Which decimal is equivalent to
3.214
3.214
3.214
?
\newline
Choices:
\newline
(A)
3.2040
3.2040
3.2040
\newline
(B)
3.2140
3.2140
3.2140
\newline
(C)
3.4020
3.4020
3.4020
\newline
(D)
3.0040
3.0040
3.0040
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Are
0.17
0.17
0.17
and
0.0
0.0
0.0
equivalent decimals?
\newline
Choices:
\newline
(A) yes
\newline
(B) no
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Are
0.3000
0.3000
0.3000
and
0.000
0.000
0.000
equivalent decimals?
\newline
Choices:
\newline
(A)yes
\newline
(B)no
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Which decimal is equivalent to
89.510
89.510
89.510
?
\newline
Choices:
\newline
(A)
89.5100
89.5100
89.5100
\newline
(B)
83.90
83.90
83.90
\newline
(C)
89.1
89.1
89.1
\newline
(D)
89.5000
89.5000
89.5000
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Are
19.100
19.100
19.100
and
19.00
19.00
19.00
equivalent decimals?
\newline
Choices:
\newline
(A)yes
\newline
(B)no
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Which decimal is equivalent to
7.86
7.86
7.86
?
\newline
Choices:
\newline
(A)
7.600
7.600
7.600
\newline
(B)
7.6
7.6
7.6
\newline
(C)
7.8600
7.8600
7.8600
\newline
(D)
7.6000
7.6000
7.6000
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Which decimal is equivalent to
1.50
1.50
1.50
?
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Choices:
\newline
(A)
1.0700
1.0700
1.0700
\newline
(B)
1.0
1.0
1.0
\newline
(C)
1.5000
1.5000
1.5000
\newline
(D)
1.0200
1.0200
1.0200
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In
75.60
75.60
75.60
, which digit is in the ones place?
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_
_
_
_
_
\_\_\_\_\_
_____
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Give the digits in the ones place and the tenths place.
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26.80
26.80
26.80
\newline
ones:
\newline
tenths:
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The digit in the tens place of two-digit number is three times that in the units place. If the digits are reversed. the new number will be
36
36
36
cless than the original number. Find the original number.
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The digit in the tens place of two-digit number is three times that in the units place. If the digits are reversed, the new number will be
50
,
636
50,636
50
,
636
less than the original number. Find the original number.
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The digit in the tens place of two-digit number is three times that in the units place. If the digits are reversed. the new number will be
36
36
36
dess than the original number. Find the original number.
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fractions
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15000
(
1
+
0.0325
12
)
12
⋅
20
15000\left(1+\frac{0.0325}{12}\right)^{12 \cdot 20}
15000
(
1
+
12
0.0325
)
12
⋅
20
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15000
(
0.0325
12
)
12
⋅
20
15000\left(\frac{0.0325}{12}\right)^{12 \cdot 20}
15000
(
12
0.0325
)
12
⋅
20
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5.2
=
5.2=
5.2
=
\newline
Tenths.
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Upper bound and lower bound
0.030
0.030
0.030
to
3
3
3
decimal places
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If a fair die is rolled
6
6
6
times, what is the probability, to the nearest thousandth, of getting exactly o ones?
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Answer:
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What number is represented by the expanded form shown? the place-value chart.
\newline
200
+
3
+
0.08
200+3+0.08
200
+
3
+
0.08
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\begin{tabular}{|c|c|c|c|c|c|}
\newline
\hline Hundreds & Tens & Ones & & Tenths & Hundredths \\
\newline
\hline
2
2
2
&
?
?
?
&
□
\square
□
& &
0
0
0
&
8
8
8
\\
\newline
\hline
\newline
\end{tabular}
\newline
7
7
7
\newline
4
4
4
\newline
1
1
1
\newline
0
0
0
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Q.
2
2
2
: If we minus
712
712
712
from
1500
1500
1500
, how much do we get?
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A.
788
788
788
\newline
B.
778
778
778
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Q.
2
2
2
: If we minus
712
712
712
from
1500
1500
1500
, how much do we get?
\newline
A.
788
788
788
\newline
B.
778
778
778
\newline
C.
768
768
768
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cu\'an es
33.366
6.7
\frac{33.366}{6.7}
6.7
33.366
en decimal?
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49
49
49
.
5
5
5
greater than a number is equal to
8
8
8
.
3
3
3
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What decimal is
10
0
th
100^{\text{th}}
10
0
th
less than
1.68
1.68
1.68
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What is the hundredth digit after the decimal point when the fraction
3
7
\frac{3}{7}
7
3
is written as a decimal?
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Compute:
\newline
6.44
×
10000
6.44 \times 10000
6.44
×
10000
\newline
Answer:
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Which of the following is an integer?
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Choices:
\newline
(A)
3.888
…
3.888\ldots
3.888
…
\newline
(B)
6.01
6.01
6.01
\newline
(C)
11
3
\frac{11}{3}
3
11
\newline
(D)
−
5
-5
−
5
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3
3
3
.
1
1
1
Homework
\newline
The median for the given set of six ordered data values is
26
26
26
.
5
5
5
.
\newline
91221 \text { _ } 4149
\newline
What is the missing value?
\newline
The missing value is
□
\square
□
.
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Find the
91
91
91
st term of the arithmetic sequence
−
25
,
−
39
,
−
53
,
…
-25,-39,-53, \ldots
−
25
,
−
39
,
−
53
,
…
\newline
Answer:
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Find the
89
89
89
th term of the arithmetic sequence
−
10
,
−
28
,
−
46
,
…
-10,-28,-46, \ldots
−
10
,
−
28
,
−
46
,
…
\newline
Answer:
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Find the
66
66
66
th term of the arithmetic sequence
−
27
,
−
41
,
−
55
,
…
-27,-41,-55, \ldots
−
27
,
−
41
,
−
55
,
…
\newline
Answer:
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Round
6704
6704
6704
.
7273622
7273622
7273622
to
1
1
1
decimal place.
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Answer:
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Round
604
604
604
.
66943984
66943984
66943984
to
4
4
4
decimal places.
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Answer:
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Round
44
44
44
.
523199402
523199402
523199402
to
5
5
5
decimal places.
\newline
Answer:
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