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
6.218881
✕
10
10
(i)
6218881000
(ii)
6218881000000
(iii)
621888100
(iv)
621888100000
(v)
62188810000
Question
2
2.
Write the given number in usual form
1.11883
✕
10
-4
(i)
0.000111883
(ii)
0.0111883
(iii)
0.0000111883
(iv)
0.00000111883
(v)
0.00111883
Question
3
3.
Write the given number in usual form
-8.919308
✕
10
11
(i)
-8919308000
(ii)
-89193080000
(iii)
-8919308000000
(iv)
-89193080000000
(v)
-891930800000
Question
4
4.
Write the given number in usual form
-1.142585
✕
10
-4
(i)
-0.0001142585
(ii)
-0.00001142585
(iii)
-0.000001142585
(iv)
-0.01142585
(v)
-0.001142585
Question
5
5.
Represent the given large number in scientific form
273667700000
(i)
2.736677
✕
10
13
(ii)
2.736677
✕
10
10
(iii)
2.736677
✕
10
9
(iv)
2.736677
✕
10
11
(v)
2.736677
✕
10
12
Question
6
6.
Represent the given small number in scientific form
0.002239544
(i)
2.239544
✕
10
-3
(ii)
2.239544
✕
10
-5
(iii)
2.239544
✕
10
-2
(iv)
2.239544
✕
10
-4
(v)
2.239544
✕
10
-1
Question
7
7.
Represent the given large number in scientific form
-814132200000
(i)
-8.141322
✕
10
10
(ii)
-8.141322
✕
10
13
(iii)
-8.141322
✕
10
9
(iv)
-8.141322
✕
10
11
(v)
-8.141322
✕
10
12
Question
8
8.
Represent the given small number in scientific form
-0.000009616833
(i)
-9.616833
✕
10
-7
(ii)
-9.616833
✕
10
-4
(iii)
-9.616833
✕
10
-6
(iv)
-9.616833
✕
10
-5
(v)
-9.616833
✕
10
-8
Question
9
9.
Represent the given large number in standard form
7145615000
✕
10
3
(i)
7.145615
✕
10
14
(ii)
7.145615
✕
10
13
(iii)
7.145615
✕
10
11
(iv)
7.145615
✕
10
10
(v)
7.145615
✕
10
12
Question
10
10.
Represent the given small number in standard form
0.00569573
✕
10
-10
(i)
5.69573
✕
10
-13
(ii)
5.69573
✕
10
-15
(iii)
5.69573
✕
10
-14
(iv)
5.69573
✕
10
-11
(v)
5.69573
✕
10
-12
Question
11
11.
Represent the given large number in standard form
-8653210000
✕
10
3
(i)
-8.65321
✕
10
14
(ii)
-8.65321
✕
10
11
(iii)
-8.65321
✕
10
13
(iv)
-8.65321
✕
10
12
(v)
-8.65321
✕
10
10
Question
12
12.
Represent the given small number in standard form
-0.007640839
✕
10
-11
(i)
-7.640839
✕
10
-14
(ii)
-7.640839
✕
10
-16
(iii)
-7.640839
✕
10
-13
(iv)
-7.640839
✕
10
-15
(v)
-7.640839
✕
10
-12
Assignment Key
1) (v)
2) (i)
3) (v)
4) (i)
5) (iv)
6) (i)
7) (iv)
8) (iii)
9) (v)
10) (i)
11) (iv)
12) (i)
