EduSahara™ Assignment
Name : Representing Numbers in Standard Form
Chapter : Exponents and Powers
Grade : CBSE Grade VIII
License : Non Commercial Use
Question
1
1.
Write the given number in usual form
7.148649
✕
10
9
(i)
714864900000
(ii)
71486490
(iii)
71486490000
(iv)
714864900
(v)
7148649000
Question
2
2.
Write the given number in usual form
1.030154
✕
10
-6
(i)
0.00001030154
(ii)
0.00000001030154
(iii)
0.0001030154
(iv)
0.0000001030154
(v)
0.000001030154
Question
3
3.
Write the given number in usual form
-1.113233
✕
10
9
(i)
-111323300
(ii)
-1113233000
(iii)
-11132330000
(iv)
-111323300000
(v)
-11132330
Question
4
4.
Write the given number in usual form
-8.161947
✕
10
-2
(i)
-8.161947
(ii)
-0.0008161947
(iii)
-0.08161947
(iv)
-0.8161947
(v)
-0.008161947
Question
5
5.
Represent the given large number in scientific form
53822560
(i)
5.382256
✕
10
5
(ii)
5.382256
✕
10
8
(iii)
5.382256
✕
10
7
(iv)
5.382256
✕
10
6
(v)
5.382256
✕
10
9
Question
6
6.
Represent the given small number in scientific form
0.04518928
(i)
4.518928
✕
10
-4
(ii)
4.518928
✕
10
-1
(iii)
4.518928
✕
10
-3
(iv)
4.518928
✕
10
-2
(v)
4.518928
Question
7
7.
Represent the given large number in scientific form
-3760084000000
(i)
-3.760084
✕
10
12
(ii)
-3.760084
✕
10
11
(iii)
-3.760084
✕
10
14
(iv)
-3.760084
✕
10
13
(v)
-3.760084
✕
10
10
Question
8
8.
Represent the given small number in scientific form
-0.009228698
(i)
-9.228698
✕
10
-5
(ii)
-9.228698
✕
10
-1
(iii)
-9.228698
✕
10
-4
(iv)
-9.228698
✕
10
-2
(v)
-9.228698
✕
10
-3
Question
9
9.
Represent the given large number in standard form
8371768000
✕
10
3
(i)
8.371768
✕
10
11
(ii)
8.371768
✕
10
10
(iii)
8.371768
✕
10
12
(iv)
8.371768
✕
10
13
(v)
8.371768
✕
10
14
Question
10
10.
Represent the given small number in standard form
0.000003631909
✕
10
-8
(i)
3.631909
✕
10
-12
(ii)
3.631909
✕
10
-15
(iii)
3.631909
✕
10
-14
(iv)
3.631909
✕
10
-13
(v)
3.631909
✕
10
-16
Question
11
11.
Represent the given large number in standard form
-13599520000
✕
10
5
(i)
-1.359952
✕
10
16
(ii)
-1.359952
✕
10
17
(iii)
-1.359952
✕
10
13
(iv)
-1.359952
✕
10
14
(v)
-1.359952
✕
10
15
Question
12
12.
Represent the given small number in standard form
-0.00003783765
✕
10
-7
(i)
-3.783765
✕
10
-14
(ii)
-3.783765
✕
10
-13
(iii)
-3.783765
✕
10
-10
(iv)
-3.783765
✕
10
-12
(v)
-3.783765
✕
10
-11
Assignment Key
1) (v)
2) (v)
3) (ii)
4) (iii)
5) (iii)
6) (iv)
7) (i)
8) (v)
9) (iii)
10) (iii)
11) (v)
12) (iv)
