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
5
5
(i)
15625
(ii)
3125
(iii)
625
(iv)
32768
(v)
32
Question
2
2.
Expand the following base power
3
-3
(i)
1
216
(ii)
1
81
(iii)
1
(iv)
1
9
(v)
1
27
Question
3
3.
Expand the following base power
(-2)
3
(i)
64
(ii)
-64
(iii)
4
(iv)
16
(v)
-8
Question
4
4.
Expand the following base power
(-4)
-3
(i)
1
256
(ii)
1
16
(iii)
(
-1
64
)
(iv)
(
-1
216
)
(v)
(
-1
8
)
Question
5
5.
(-3)
-9
=
(i)
8
(
-1
3
)
(ii)
9
(
-1
3
)
(iii)
9
(
1
3
)
(iv)
10
(
-1
3
)
(v)
(-1)
9
Question
6
6.
Expand the following base power
3
(
3
5
)
(i)
9
25
(ii)
1
125
(iii)
1
(iv)
81
625
(v)
27
125
Question
7
7.
Expand the following base power
-3
(
3
2
)
(i)
16
81
(ii)
4
9
(iii)
8
125
(iv)
8
27
(v)
8
Question
8
8.
Expand the following base power
4
(
-4
3
)
(i)
16
81
(ii)
(
-64
27
)
(iii)
256
81
(iv)
16
(v)
(
-1024
243
)
Question
9
9.
Expand the following base power
-2
(
-5
4
)
(i)
16
9
(ii)
(
-4
5
)
(iii)
16
25
(iv)
16
49
(v)
(
-64
125
)
Question
10
10.
The value of
2
3
+
2
2
(i)
12
(ii)
12
2
(iii)
15
(iv)
9
(v)
11
Question
11
11.
The value of
(-5)
-3
+
5
-3
(i)
3
(ii)
0
(iii)
-2
(iv)
-1
Question
12
12.
The value of
3
(
-2
3
)
+
3
(
-5
2
)
(i)
(
-3439
214
)
(ii)
(
-1147
72
)
(iii)
(
-3439
216
)
(iv)
(
-3437
216
)
(v)
2
(
-3439
216
)
Question
13
13.
The value of
-3
(
5
3
)
+
-2
(
1
3
)
(i)
1152
125
(ii)
46
5
(iii)
1154
125
(iv)
384
41
(v)
2
(
1152
125
)
Question
14
14.
The value of
(-3)
3
−
(-5)
3
(i)
97
(ii)
98
(iii)
98
2
(iv)
95
(v)
100
Question
15
15.
The value of
(-3)
-3
−
(-2)
-3
(i)
19
216
(ii)
2
(
19
216
)
(iii)
17
216
(iv)
7
72
(v)
19
214
Question
16
16.
The value of
3
(
1
2
)
−
3
(
3
2
)
(i)
(
-13
4
)
(ii)
(
-11
4
)
(iii)
(
-15
4
)
(iv)
2
(
-13
4
)
(v)
(
-13
2
)
Question
17
17.
The value of
-2
(
2
3
)
−
-2
(
-5
2
)
(i)
209
100
(ii)
207
100
(iii)
209
98
(iv)
2
(
209
100
)
(v)
211
100
Question
18
18.
The value of
(-4)
3
✕
3
2
(i)
-577
(ii)
-574
(iii)
(-576)
2
(iv)
-579
(v)
-576
Question
19
19.
The value of
2
-3
✕
4
-2
(i)
125
-1
(ii)
128
-2
(iii)
129
-1
(iv)
128
-1
(v)
130
-1
Question
20
20.
The value of
3
(
3
2
)
✕
3
(
1
3
)
(i)
8
-1
(ii)
8
-2
(iii)
6
-1
(iv)
9
-1
(v)
10
-1
Question
21
21.
The value of
-3
(
-1
2
)
✕
-2
(
-5
2
)
(i)
(
-32
23
)
(ii)
2
(
-32
25
)
(iii)
(
-6
5
)
(iv)
(
-34
25
)
(v)
(
-32
25
)
Question
22
22.
The value of
(-5)
2
÷
(-5)
3
(i)
2
(
-1
5
)
(ii)
(
-1
5
)
(iii)
(
-3
5
)
(iv)
(
-1
3
)
(v)
1
5
Question
23
23.
The value of
(-3)
-2
÷
(-4)
-3
(i)
2
(
-64
9
)
(ii)
(
-64
7
)
(iii)
(
-62
9
)
(iv)
(
-64
9
)
(v)
(
-22
3
)
Question
24
24.
The value of
3
(
3
2
)
÷
2
(
1
2
)
(i)
29
2
(ii)
27
2
(iii)
27
(iv)
25
2
(v)
2
(
27
2
)
Question
25
25.
The value of
-3
(
-4
3
)
÷
-3
(
-1
3
)
(i)
64
-2
(ii)
65
-1
(iii)
64
-1
(iv)
61
-1
(v)
66
-1
Question
26
26.
-3
(
1
5
)
+
-4
(
1
2
)
+
-3
(
1
2
)
=
(i)
152
(ii)
148
(iii)
147
(iv)
150
(v)
149
Question
27
27.
[
(
3
3
)
4
✕
(
3
4
)
5
]
÷
3
32
(i)
2
(ii)
4
(iii)
0
(iv)
1
(v)
3
Question
28
28.
[
-3
(
7
4
)
✕
-3
(
2
6
)
]
÷
[
3
(
4
7
)
✕
3
(
6
2
)
]
=
(i)
0
(ii)
(-1)
(iii)
7
4
(iv)
2
6
(v)
1
Question
29
29.
Simplify
2
-1
+
7
0
+
8
1
+
9
-1
(i)
191
20
(ii)
155
16
(iii)
175
18
(iv)
173
18
(v)
19
2
Assignment Key
1) (ii)
2) (v)
3) (v)
4) (iii)
5) (ii)
6) (v)
7) (iv)
8) (iii)
9) (iii)
10) (i)
11) (ii)
12) (iii)
13) (i)
14) (ii)
15) (i)
16) (i)
17) (i)
18) (v)
19) (iv)
20) (i)
21) (v)
22) (ii)
23) (iv)
24) (ii)
25) (iii)
26) (v)
27) (iv)
28) (v)
29) (iv)
