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Class VI
Class VII
Class VIII
Class IX
Class X
CBSE Grade VIII - Exponents and Powers
Question
1
1.
Simplify the expression
-5
(
8
5
)
✕
-4
(
8
5
)
-10
(
8
5
)
2
-9
-9
(
8
5
)
-9
(
6
5
)
-8
(
8
5
)
Question
2
2.
-5
(
-9
8
)
=
(-9)
-5
6
-5
(-9)
-4
8
-5
(-9)
-5
8
-5
(-9)
-5
11
-5
(-9)
-6
8
-5
Question
3
3.
Simplify the expression
5
-8
✕
6
-8
30
-9
30
-8
30
-7
33
-8
28
-8
Question
4
4.
[
-2
(
8
7
)
✕
-2
(
5
2
)
]
÷
[
2
(
7
8
)
✕
2
(
2
5
)
]
=
5
2
(-1)
8
7
1
0
Question
5
5.
Simplify the expression
(-4)
-3
✕
(-4)
-4
✕
(-4)
-4
(-2)
-11
(-4)
-10
(-4)
-12
(-7)
-11
(-4)
-11
Question
6
6.
The value of
-2
(
-3
2
)
−
-2
(
3
2
)
0
-1
-2
3
Question
7
7.
Expand the following base power
3
(
3
2
)
27
8
81
16
9
4
125
8
1
8
Question
8
8.
The value of
-3
(
-5
3
)
÷
-2
(
2
3
)
(
-2
25
)
(
-4
41
)
(
-14
125
)
(
-12
125
)
2
(
-12
125
)
Question
9
9.
[
-2
]
2
(
-7
9
)
=
(-1)
-4
-3
(
-7
9
)
-4
(
-7
9
)
-5
(
-7
9
)
-4
(
-5
9
)
Question
10
10.
Simplify
(-4)
-3
✕
(-3)
-2
✕
2
-3
✕
3
-2
(-3)
-3
✕
3
-2
✕
5
-3
3
✕
5
3
4
9
3
✕
5
3
2
9
3
✕
5
3
2
6
2
✕
5
3
2
9
3
2
✕
5
3
2
9
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