EduSahara™ Assignment
Name : Finding Values of Expressions
Chapter : Exponents and Powers
Grade : CBSE Grade VIII
License : Non Commercial Use
Question
1
1.
Expand the following base power
2
5
(i)
16
(ii)
64
(iii)
32
(iv)
3125
(v)
-1
Question
2
2.
Expand the following base power
4
-2
(i)
1
16
(ii)
1
4
(iii)
1
64
(iv)
1
(v)
1
36
Question
3
3.
Expand the following base power
(-4)
5
(i)
-7776
(ii)
4096
(iii)
-1024
(iv)
256
(v)
-32
Question
4
4.
Expand the following base power
(-3)
-3
(i)
(
-1
27
)
(ii)
-1
(iii)
1
9
(iv)
(
-1
125
)
(v)
1
81
Question
5
5.
(-5)
-6
=
(i)
5
(
-1
5
)
(ii)
7
(
-1
5
)
(iii)
6
(
-1
5
)
(iv)
6
(
1
5
)
(v)
6
(
-3
5
)
Question
6
6.
Expand the following base power
5
(
3
4
)
(i)
3125
1024
(ii)
243
1024
(iii)
1
1024
(iv)
729
4096
(v)
81
256
Question
7
7.
Expand the following base power
-2
(
3
2
)
(i)
4
9
(ii)
8
27
(iii)
4
25
(iv)
4
(v)
2
3
Question
8
8.
Expand the following base power
4
(
-1
4
)
(i)
(
-1
64
)
(ii)
(
-1
1024
)
(iii)
81
256
(iv)
1
256
Question
9
9.
Expand the following base power
-5
(
-5
4
)
(i)
256
625
(ii)
(
-1024
243
)
(iii)
(
-1024
16807
)
(iv)
4096
15625
(v)
(
-1024
3125
)
Question
10
10.
The value of
(-3)
2
+
(-2)
3
(i)
1
(ii)
0
(iii)
-1
(iv)
3
(v)
2
Question
11
11.
The value of
(-2)
-2
+
5
-3
(i)
43
166
(ii)
127
500
(iii)
131
500
(iv)
129
500
(v)
2
(
129
500
)
Question
12
12.
The value of
2
(
-5
3
)
+
2
(
3
2
)
(i)
181
36
(ii)
179
36
(iii)
181
34
(iv)
2
(
181
36
)
(v)
61
12
Question
13
13.
The value of
-2
(
4
3
)
+
-2
(
-2
3
)
(i)
47
16
(ii)
45
16
(iii)
45
14
(iv)
43
16
(v)
2
(
45
16
)
Question
14
14.
The value of
(-3)
2
−
(-3)
3
(i)
35
(ii)
39
(iii)
36
2
(iv)
36
(v)
33
Question
15
15.
The value of
(-4)
-2
−
4
-3
(i)
2
(
3
64
)
(ii)
3
64
(iii)
5
64
(iv)
3
62
(v)
1
64
Question
16
16.
The value of
3
(
1
2
)
−
2
(
5
2
)
(i)
2
(
-49
8
)
(ii)
(
-47
8
)
(iii)
(
-51
8
)
(iv)
(
-49
8
)
(v)
(
-49
6
)
Question
17
17.
The value of
-3
(
-4
3
)
−
-3
(
3
2
)
(i)
(
-1241
1726
)
(ii)
(
-413
576
)
(iii)
2
(
-1241
1728
)
(iv)
(
-1241
1728
)
(v)
(
-1243
1728
)
Question
18
18.
The value of
(-4)
2
✕
(-2)
3
(i)
-125
(ii)
-129
(iii)
-131
(iv)
-128
(v)
(-128)
2
Question
19
19.
The value of
4
-3
✕
5
-2
(i)
1600
-2
(ii)
1602
-1
(iii)
1600
-1
(iv)
1601
-1
(v)
1597
-1
Question
20
20.
The value of
2
(
-5
3
)
✕
3
(
5
3
)
(i)
3127
243
(ii)
347
27
(iii)
2
(
3125
243
)
(iv)
3125
243
(v)
3125
241
Question
21
21.
The value of
-2
(
2
3
)
✕
-2
(
1
3
)
(i)
83
4
(ii)
79
4
(iii)
81
2
(iv)
81
4
(v)
2
(
81
4
)
Question
22
22.
The value of
(-5)
2
÷
5
3
(i)
5
-1
(ii)
5
-2
(iii)
8
-1
(iv)
3
-1
(v)
6
-1
Question
23
23.
The value of
2
-2
÷
(-2)
-2
(i)
2
-1
(ii)
1
(iii)
(-2)
-1
(iv)
3
-1
Question
24
24.
The value of
3
(
1
3
)
÷
3
(
5
2
)
(i)
2
(
8
3375
)
(ii)
2
1125
(iii)
8
3375
(iv)
2
675
(v)
8
3373
Question
25
25.
The value of
-2
(
1
3
)
÷
-2
(
4
3
)
(i)
15
(ii)
16
(iii)
18
(iv)
13
(v)
16
2
Question
26
26.
-2
(
1
3
)
+
-2
(
1
4
)
=
(i)
28
(ii)
25
(iii)
26
(iv)
23
(v)
24
Question
27
27.
[
(
6
5
)
6
✕
(
6
3
)
6
]
÷
6
48
(i)
2
(ii)
6
(iii)
3
(iv)
1
(v)
0
Question
28
28.
[
-7
(
4
7
)
✕
-7
(
6
8
)
]
÷
[
7
(
7
4
)
✕
7
(
8
6
)
]
=
(i)
4
7
(ii)
(-1)
(iii)
1
(iv)
0
(v)
6
8
Question
29
29.
Simplify
3
-1
+
7
0
+
2
1
+
8
-1
(i)
89
26
(ii)
85
24
(iii)
7
2
(iv)
27
8
(v)
83
24
Assignment Key
1) (iii)
2) (i)
3) (iii)
4) (i)
5) (iii)
6) (ii)
7) (i)
8) (iv)
9) (v)
10) (i)
11) (iv)
12) (i)
13) (ii)
14) (iv)
15) (ii)
16) (iv)
17) (iv)
18) (iv)
19) (iii)
20) (iv)
21) (iv)
22) (i)
23) (ii)
24) (iii)
25) (ii)
26) (ii)
27) (iv)
28) (iii)
29) (v)
