EduSahara™ Assignment
Name : Representing Numbers in Standard Form
Chapter : Exponents
Grade : SSC Grade VII
License : Non Commercial Use
Question
1
1.
Write the given number in usual form
2.821056
✕
10
7
(i)
2821056000
(ii)
282105600
(iii)
282105.59999999997672
(iv)
2821056
(v)
28210560
Question
2
2.
Write the given number in usual form
7.411809
✕
10
-6
(i)
0.000007411809
(ii)
0.00007411809
(iii)
0.00000007411809
(iv)
0.0007411809
(v)
0.0000007411809
Question
3
3.
Write the given number in usual form
-9.720616
✕
10
12
(i)
-97206160000
(ii)
-97206160000000
(iii)
-972061600000000
(iv)
-972061600000
(v)
-9720616000000
Question
4
4.
Write the given number in usual form
-1.899971
✕
10
-1
(i)
-0.01899971
(ii)
-18.99971
(iii)
-1.899971
(iv)
-0.001899971
(v)
-0.1899971
Question
5
5.
Represent the given large number in scientific form
49751600000
(i)
4.97516
✕
10
12
(ii)
4.97516
✕
10
9
(iii)
4.97516
✕
10
8
(iv)
4.97516
✕
10
10
(v)
4.97516
✕
10
11
Question
6
6.
Represent the given small number in scientific form
2.379324
(i)
2.379324
✕
10
-1
(ii)
2.379324
✕
10
(iii)
2.379324
(iv)
2.379324
✕
10
2
(v)
2.379324
✕
10
-2
Question
7
7.
Represent the given large number in scientific form
-90484010
(i)
-9.048401
✕
10
7
(ii)
-9.048401
✕
10
8
(iii)
-9.048401
✕
10
6
(iv)
-9.048401
✕
10
9
(v)
-9.048401
✕
10
5
Question
8
8.
Represent the given small number in scientific form
-0.3952727
(i)
-3.952727
✕
10
(ii)
-3.952727
✕
10
-3
(iii)
-3.952727
✕
10
-1
(iv)
-3.952727
(v)
-3.952727
✕
10
-2
Question
9
9.
Represent the given large number in standard form
122777900000
✕
10
6
(i)
1.227779
✕
10
18
(ii)
1.227779
✕
10
15
(iii)
1.227779
✕
10
19
(iv)
1.227779
✕
10
16
(v)
1.227779
✕
10
17
Question
10
10.
Represent the given small number in standard form
0.00001290966
✕
10
-12
(i)
1.290966
✕
10
-16
(ii)
1.290966
✕
10
-15
(iii)
1.290966
✕
10
-19
(iv)
1.290966
✕
10
-17
(v)
1.290966
✕
10
-18
Question
11
11.
Represent the given large number in standard form
-6885873000
✕
10
3
(i)
-6.885873
✕
10
11
(ii)
-6.885873
✕
10
14
(iii)
-6.885873
✕
10
13
(iv)
-6.885873
✕
10
12
(v)
-6.885873
✕
10
10
Question
12
12.
Represent the given small number in standard form
-0.0002416422
✕
10
-8
(i)
-2.416422
✕
10
-11
(ii)
-2.416422
✕
10
-13
(iii)
-2.416422
✕
10
-14
(iv)
-2.416422
✕
10
-12
(v)
-2.416422
✕
10
-10
Assignment Key
1) (v)
2) (i)
3) (v)
4) (v)
5) (iv)
6) (iii)
7) (i)
8) (iii)
9) (v)
10) (iv)
11) (iv)
12) (iv)
