EduSahara™ Worksheet
Name : Chapter Based Worksheet
Chapter : Exponents
Grade : ICSE Grade VIII
License : Non Commercial Use
Question
1
1.
k
16
l
20
k
6
l
6
=
(i)
k
10
l
14
(ii)
k
22
l
26
(iii)
k
22
l
14
(iv)
k
36
l
12
(v)
k
10
l
26
Question
2
2.
(
a
(-4)
+
b
(-4)
)
0
=
(i)
(-1)
(ii)
1
(iii)
a
(-4)
+
b
(-4)
(iv)
0
(v)
3
Question
3
3.
(
d
3
e
3
)
4
=
(i)
4
d
3
e
3
(ii)
4
d
12
e
12
(iii)
d
12
e
12
(iv)
4
d
7
e
7
(v)
d
7
e
7
Question
4
4.
The value of
3
(
1
2
)
✕
2
(
1
2
)
(i)
34
-1
(ii)
32
-2
(iii)
33
-1
(iv)
29
-1
(v)
32
-1
Question
5
5.
The
power
in the term
3
6
is
(i)
3
(ii)
-6
(iii)
-3
(iv)
4
(v)
6
1
Question
6
6.
−
6
e
(-7)
.
−
7
e
(-3)
=
(i)
−
10
e
42
(ii)
42
e
21
(iii)
42
e
(-10)
(iv)
−
13
e
21
(v)
−
13
e
(-10)
Question
7
7.
The
power
in the term
8
5
is
(i)
5
(ii)
3
(iii)
8
(iv)
-8
(v)
-5
Question
8
8.
The
exponent
in the term
3
(
8
3
)
is
(i)
1
(ii)
3
(iii)
(
-8
3
)
(iv)
8
3
(v)
-3
Question
9
9.
(
h
8
i
6
j
5
)
6
=
(i)
(
h
48
i
36
j
11
)
(ii)
(
h
14
i
12
j
30
)
(iii)
(
6
h
8
i
6
6
j
5
)
(iv)
(
h
14
i
12
j
11
)
(v)
(
h
48
i
36
j
30
)
Question
10
10.
Expand the following base power
4
4
(i)
16
(ii)
1296
(iii)
64
(iv)
1024
(v)
256
Question
11
11.
(
7
4
✕
5
2
)
-6
=
(i)
-6
(
7
4
)
✕
-6
(
3
2
)
(ii)
-6
(
7
4
)
✕
-6
(
5
2
)
(iii)
-6
(
7
4
)
✕
-5
(
5
2
)
(iv)
-6
(
7
4
)
✕
-7
(
5
2
)
(v)
-6
(
7
4
)
✕
-6
(
7
2
)
Question
12
12.
(
h
13
h
)
5
=
(i)
h
13
h
(ii)
h
65
h
(iii)
5
h
65
h
(iv)
h
(
13
h
+
5
)
Question
13
13.
Simplify
2
2
✕
(-5)
-2
(-2)
-2
✕
(-3)
2
(i)
2
(
4
15
)
(ii)
4
15
(iii)
3
(
4
15
)
(iv)
2
(
2
15
)
(v)
2
(
2
5
)
Question
14
14.
If
9
(
2
q
+
3
)
÷
729
=
9
4
, find
q
(i)
3
(ii)
1
(iii)
5
(iv)
2
(v)
0
Question
15
15.
The
base
in the term
(
7
6
)
9
is
(i)
-9
(ii)
9
(iii)
(
-7
6
)
(iv)
6
(v)
7
6
Question
16
16.
(
5
✕
-3
✕
6
)
8
=
(i)
5
8
✕
(-3)
9
✕
6
9
(ii)
5
8
✕
(-1)
8
✕
9
8
(iii)
5
8
✕
(-5)
8
✕
3
8
(iv)
5
8
✕
(-3)
7
✕
6
7
(v)
5
8
✕
(-3)
8
✕
6
8
Question
17
17.
[
(-6)
4
]
-3/2
=
(i)
(-6)
-7
(ii)
(-3)
-6
(iii)
(-6)
-5
(iv)
(-6)
-6
(v)
(-9)
-6
Question
18
18.
If
4096
(
w
+
1
)
=
256
2
w
, find
w
(i)
6
(ii)
1
(iii)
3
(iv)
2
(v)
4
Question
19
19.
The
power
in the term
2
(
9
4
)
is
(i)
(
-9
4
)
(ii)
9
4
(iii)
-2
(iv)
2
(v)
0
Question
20
20.
Simplify the expression
(
4
3
)
(-5)
✕
(
5
4
)
(-5)
✕
(
9
8
)
(-5)
(i)
(
89
24
)
(-5)
(ii)
(
83
22
)
(-5)
(iii)
(
89
24
)
(-3)
(iv)
(
89
24
)
(-8)
(v)
(
95
26
)
(-5)
Question
21
21.
Simplify the expression
(
-2/5
)
(
9
7
)
✕
(
-2/5
)
(
9
7
)
✕
(
-2/5
)
(
9
7
)
(i)
(
-6/5
)
(
11
7
)
(ii)
1
(iii)
-2
(
9
7
)
(iv)
(
-6/5
)
(
9
7
)
(v)
(
-6/7
)
(
9
7
)
Question
22
22.
Simplify the expression
(-4)
-3
✕
(-4)
-4
✕
(-4)
-4
(i)
(-4)
-12
(ii)
(-1)
-11
(iii)
(-6)
-11
(iv)
(-4)
-11
(v)
(-4)
-10
Question
23
23.
2
p
5
.
4
p
9
.
7
p
2
.
5
p
9
=
(i)
11
p
16
(ii)
11
p
405
(iii)
280
p
25
(iv)
16
p
40
(v)
40
p
405
Question
24
24.
(
5
2
)
2
(
-5
3
)
2
=
(i)
(
17
4
)
2
(ii)
(
33
8
)
2
(iii)
(
23
6
)
2
(iv)
(
25
6
)
2
(v)
(
25
6
)
4
Question
25
25.
r
17
r
8
=
(i)
8
r
9
(ii)
r
136
(iii)
r
9
(iv)
17
r
9
(v)
r
25
Assignment Key
1) (i)
2) (ii)
3) (iii)
4) (v)
5) (v)
6) (iii)
7) (i)
8) (ii)
9) (v)
10) (v)
11) (ii)
12) (ii)
13) (i)
14) (iv)
15) (ii)
16) (v)
17) (iv)
18) (iii)
19) (iv)
20) (i)
21) (iv)
22) (iv)
23) (iii)
24) (iv)
25) (iii)
