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Byju's Answer
Standard VIII
Mathematics
Associative Property of Rational Numbers
Simplify usin...
Question
Simplify using associative property :
−
8
9
×
(
27
32
×
−
8
21
)
A
2
7
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B
−
2
7
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C
−
8
21
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D
−
3
4
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Solution
The correct option is
B
2
7
−
8
9
×
(
27
32
×
−
8
21
)
=
(
−
8
9
×
27
32
)
×
−
8
21
(
∵
associative property)
=
(
−
3
4
)
×
−
8
21
=
+
2
7
Suggest Corrections
0
Similar questions
Q.
Simplify using associative property :
−
11
7
×
4
14
×
21
33
Q.
Simplify using associative property:
(
−
5
)
×
[
(
−
8
)
×
2
]
=
.
.
.
.
Q.
Prove that the associative property hold true
for the addition
(
7
8
+
2
5
)
+
8
3
Q.
The property under addition used in each of the following are
(i)
(
−
3
7
)
+
1
9
=
1
9
+
(
−
3
7
)
(ii)
4
9
+
(
7
8
+
1
2
)
=
(
4
9
+
7
8
)
+
1
2
(iii)
8
+
7
10
=
7
10
+
8
(iv)
(
−
7
15
)
+
0
=
−
7
15
=
0
+
(
−
7
15
)
(v)
2
5
+
(
−
2
5
)
=
0
(i) Commutative
(ii) Associative
(iii) Commutative
(iv) Additive identity
(v) Additive inverse.
Q.
Simplify :
(
2
4
)
2
×
7
3
8
2
×
7
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