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MAA AMC
AMC 8
1997 AMC 8
1
1997 AJHSME #1 - Adding Fractions
1997 AJHSME #1 - Adding Fractions
Source:
June 30, 2011
AMC
Problem Statement
1
10
+
9
100
+
9
1000
+
7
10000
=
\dfrac{1}{10} + \dfrac{9}{100} + \dfrac{9}{1000} + \dfrac{7}{10000} =
10
1
+
100
9
+
1000
9
+
10000
7
=
<
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a
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′
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a
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x
−
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(
A
)
<
/
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>
0.0026
<
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a
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x
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(
B
)
<
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0.0197
<
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a
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(
C
)
<
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>
0.1997
<
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x
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(
D
)
<
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0.26
<
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a
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x
−
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>
(
E
)
<
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>
1.997
<span class='latex-bold'>(A)</span>\ 0.0026 \qquad <span class='latex-bold'>(B)</span>\ 0.0197 \qquad <span class='latex-bold'>(C)</span>\ 0.1997 \qquad <span class='latex-bold'>(D)</span>\ 0.26 \qquad <span class='latex-bold'>(E)</span>\ 1.997
<
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p
an
c
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a
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=
′
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a
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x
−
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>
(
A
)
<
/
s
p
an
>
0.0026
<
s
p
an
c
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a
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=
′
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a
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x
−
b
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d
′
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(
B
)
<
/
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p
an
>
0.0197
<
s
p
an
c
l
a
ss
=
′
l
a
t
e
x
−
b
o
l
d
′
>
(
C
)
<
/
s
p
an
>
0.1997
<
s
p
an
c
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a
ss
=
′
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a
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e
x
−
b
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d
′
>
(
D
)
<
/
s
p
an
>
0.26
<
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p
an
c
l
a
ss
=
′
l
a
t
e
x
−
b
o
l
d
′
>
(
E
)
<
/
s
p
an
>
1.997
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