EduSahara™ Assignment
Name : Miscellaneous Problems on Exponents
Chapter : Exponents
Grade : ICSE Grade VII
License : Non Commercial Use
Question
1
1.
7
(
-2
7
)
=
(i)
(-2)
6
7
7
(ii)
(-2)
7
4
7
(iii)
(-2)
8
7
7
(iv)
(-2)
7
9
7
(v)
(-2)
7
7
7
Question
2
2.
-2
(
5
4
)
=
(i)
5
-2
6
-2
(ii)
5
-2
2
-2
(iii)
5
-3
4
-2
(iv)
5
-1
4
-2
(v)
5
-2
4
-2
Question
3
3.
7
6
=
(i)
-6
(
1
7
)
(ii)
-7
(
1
7
)
(iii)
-5
(
1
7
)
(iv)
-6
(
3
7
)
(v)
-6
(
-1
7
)
Question
4
4.
(-2)
-8
=
(i)
7
(
-1
2
)
(ii)
8
(
-1
2
)
(iii)
8
(
1
2
)
(iv)
8
(
-3
2
)
(v)
9
(
-1
2
)
Question
5
5.
5
(
-7
8
)
=
(i)
-5
(
-8
7
)
(ii)
-5
(
-10
7
)
(iii)
-4
(
-8
7
)
(iv)
-6
(
-8
7
)
(v)
-5
(
-6
7
)
Question
6
6.
(-6)
-5
(-6)
-6
=
(i)
-8
(ii)
(-6)
2
(iii)
-6
(iv)
-3
(v)
-7
Question
7
7.
6
(
5
3
)
5
(
5
3
)
=
(i)
2
(
5
3
)
(ii)
7
3
(iii)
5
3
(iv)
5
(v)
1
Question
8
8.
[
2
3
]
-2
=
(i)
2
-7
(ii)
2
-9
(iii)
5
-6
(iv)
2
-5
(v)
2
-6
Question
9
9.
[
7
-3
]
4
=
(i)
4
-12
(ii)
7
-11
(iii)
7
-12
(iv)
7
-13
(v)
9
-12
Question
10
10.
[
-3
]
-4
(
5
3
)
=
(i)
13
(
5
3
)
(ii)
1
(iii)
12
(
7
3
)
(iv)
12
(
5
3
)
(v)
11
(
5
3
)
Question
11
11.
Find the exponential notation of
(
-2
15
)
(i)
-1
✕
2
3
✕
7
(ii)
-1
✕
2
2
3
✕
5
(iii)
-1
✕
1
3
✕
5
(iv)
-1
✕
2
3
✕
5
(v)
-1
✕
2
3
✕
2
Question
12
12.
Find the exponential notation of
(
-9
2
)
(i)
-1
✕
3
2
2
-1
(ii)
-1
✕
3
2
4
(iii)
(-1)
2
✕
3
2
2
(iv)
-1
✕
3
2
2
(v)
-1
✕
3
2
Question
13
13.
Find the exponential notation of
(
-6
5
)
(i)
-1
✕
2
✕
3
8
(ii)
-1
✕
2
✕
3
2
(iii)
-1
✕
2
✕
3
5
(iv)
-1
✕
2
✕
3
2
5
(v)
-1
✕
2
✕
2
5
Question
14
14.
Find the exponential notation of
40
9
(i)
2
4
✕
5
3
2
(ii)
2
2
✕
5
3
2
(iii)
2
3
✕
5
1
(iv)
2
3
✕
5
3
2
(v)
2
3
✕
5
5
2
Question
15
15.
Find the exponential notation of
9
112
(i)
3
2
4
✕
7
(ii)
3
2
2
4
✕
10
(iii)
3
2
2
4
✕
7
(iv)
3
3
2
4
✕
7
(v)
3
2
2
2
✕
7
Question
16
16.
Find the exponential notation of
(
-2000
3
)
(i)
-1
✕
2
4
✕
5
3
6
(ii)
-1
✕
2
4
✕
5
3
1
(iii)
-1
✕
2
4
✕
5
4
3
(iv)
-1
✕
2
4
✕
5
3
3
(v)
-2
✕
2
4
✕
5
3
3
Question
17
17.
Find the exponential notation of
9
7
(i)
3
7
(ii)
3
3
7
(iii)
3
2
4
(iv)
3
2
7
(v)
3
2
9
Question
18
18.
Find the exponential notation of
12
5
(i)
2
2
✕
3
2
(ii)
2
2
✕
3
8
(iii)
2
2
✕
2
5
(iv)
2
2
✕
3
5
(v)
2
2
✕
3
2
5
Assignment Key
1) (v)
2) (v)
3) (i)
4) (ii)
5) (i)
6) (iii)
7) (iii)
8) (v)
9) (iii)
10) (iv)
11) (iv)
12) (iv)
13) (iii)
14) (iv)
15) (iii)
16) (iv)
17) (iv)
18) (iv)
