EduSahara™ Assignment
Name : Representing Numbers in Standard Form
Chapter : Exponents and Powers
Grade : CBSE Grade VII
License : Non Commercial Use
Question
1
1.
Write the given number in usual form
9.730091
✕
10
10
(i)
9730091000
(ii)
97300910000
(iii)
973009100000
(iv)
973009100
(v)
9730091000000
Question
2
2.
Write the given number in usual form
3.595549
✕
10
-6
(i)
0.000003595549
(ii)
0.00003595549
(iii)
0.0003595549
(iv)
0.00000003595549
(v)
0.0000003595549
Question
3
3.
Write the given number in usual form
-8.28493
✕
10
11
(i)
-828493000000
(ii)
-82849300000
(iii)
-8284930000
(iv)
-8284930000000
(v)
-82849300000000
Question
4
4.
Write the given number in usual form
-5.012867
✕
10
-6
(i)
-0.000005012867
(ii)
-0.00005012867
(iii)
-0.00000005012867
(iv)
-0.0000005012867
(v)
-0.0005012867
Question
5
5.
Represent the given large number in scientific form
2936206000
(i)
2.936206
✕
10
10
(ii)
2.936206
✕
10
9
(iii)
2.936206
✕
10
7
(iv)
2.936206
✕
10
11
(v)
2.936206
✕
10
8
Question
6
6.
Represent the given small number in scientific form
0.0001577888
(i)
1.577888
✕
10
-3
(ii)
1.577888
✕
10
-2
(iii)
1.577888
✕
10
-6
(iv)
1.577888
✕
10
-5
(v)
1.577888
✕
10
-4
Question
7
7.
Represent the given large number in scientific form
-1743949000
(i)
-1.743949
✕
10
9
(ii)
-1.743949
✕
10
11
(iii)
-1.743949
✕
10
10
(iv)
-1.743949
✕
10
8
(v)
-1.743949
✕
10
7
Question
8
8.
Represent the given small number in scientific form
-0.0006439009
(i)
-6.439009
✕
10
-2
(ii)
-6.439009
✕
10
-3
(iii)
-6.439009
✕
10
-4
(iv)
-6.439009
✕
10
-5
(v)
-6.439009
✕
10
-6
Question
9
9.
Represent the given large number in standard form
1483156
✕
10
4
(i)
1.483156
✕
10
11
(ii)
1.483156
✕
10
12
(iii)
1.483156
✕
10
10
(iv)
1.483156
✕
10
9
(v)
1.483156
✕
10
8
Question
10
10.
Represent the given small number in standard form
0.3456283
✕
10
-12
(i)
3.456283
✕
10
-12
(ii)
3.456283
✕
10
-15
(iii)
3.456283
✕
10
-14
(iv)
3.456283
✕
10
-13
(v)
3.456283
✕
10
-11
Question
11
11.
Represent the given large number in standard form
-136927300000
✕
10
6
(i)
-1.369273
✕
10
18
(ii)
-1.369273
✕
10
16
(iii)
-1.369273
✕
10
19
(iv)
-1.369273
✕
10
17
(v)
-1.369273
✕
10
15
Question
12
12.
Represent the given small number in standard form
-0.01945303
✕
10
-8
(i)
-1.945303
✕
10
-9
(ii)
-1.945303
✕
10
-11
(iii)
-1.945303
✕
10
-10
(iv)
-1.945303
✕
10
-8
(v)
-1.945303
✕
10
-12
Assignment Key
1) (ii)
2) (i)
3) (i)
4) (i)
5) (ii)
6) (v)
7) (i)
8) (iii)
9) (iii)
10) (iv)
11) (iv)
12) (iii)
