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
9.1895
✕
10
11
(i)
91895000000000
(ii)
91895000000
(iii)
9189500000
(iv)
918950000000
(v)
9189500000000
Question
2
2.
Write the given number in usual form
7.728699
✕
10
-1
(i)
0.007728699
(ii)
0.7728699
(iii)
77.28699
(iv)
7.728699
(v)
0.07728699
Question
3
3.
Write the given number in usual form
-6.545354
✕
10
9
(i)
-6545354000
(ii)
-654535400
(iii)
-65453540000
(iv)
-65453540
(v)
-654535400000
Question
4
4.
Write the given number in usual form
-2.04796
✕
10
-4
(i)
-0.0204796
(ii)
-0.00000204796
(iii)
-0.00204796
(iv)
-0.0000204796
(v)
-0.000204796
Question
5
5.
Represent the given large number in scientific form
456833400
(i)
4.568334
✕
10
7
(ii)
4.568334
✕
10
8
(iii)
4.568334
✕
10
9
(iv)
4.568334
✕
10
6
(v)
4.568334
✕
10
10
Question
6
6.
Represent the given small number in scientific form
0.0007380479
(i)
7.380479
✕
10
-4
(ii)
7.380479
✕
10
-5
(iii)
7.380479
✕
10
-6
(iv)
7.380479
✕
10
-3
(v)
7.380479
✕
10
-2
Question
7
7.
Represent the given large number in scientific form
-32716370000
(i)
-3.271637
✕
10
12
(ii)
-3.271637
✕
10
8
(iii)
-3.271637
✕
10
10
(iv)
-3.271637
✕
10
11
(v)
-3.271637
✕
10
9
Question
8
8.
Represent the given small number in scientific form
-0.02054533
(i)
-2.054533
✕
10
-1
(ii)
-2.054533
✕
10
-3
(iii)
-2.054533
(iv)
-2.054533
✕
10
-4
(v)
-2.054533
✕
10
-2
Question
9
9.
Represent the given large number in standard form
6245585000000
✕
10
5
(i)
6.245585
✕
10
19
(ii)
6.245585
✕
10
18
(iii)
6.245585
✕
10
15
(iv)
6.245585
✕
10
16
(v)
6.245585
✕
10
17
Question
10
10.
Represent the given small number in standard form
0.000004936369
✕
10
-12
(i)
4.936369
✕
10
-17
(ii)
4.936369
✕
10
-20
(iii)
4.936369
✕
10
-18
(iv)
4.936369
✕
10
-16
(v)
4.936369
✕
10
-19
Question
11
11.
Represent the given large number in standard form
-77930240
✕
10
6
(i)
-7.793024
✕
10
13
(ii)
-7.793024
✕
10
15
(iii)
-7.793024
✕
10
14
(iv)
-7.793024
✕
10
12
(v)
-7.793024
✕
10
11
Question
12
12.
Represent the given small number in standard form
-6.791695
✕
10
-9
(i)
-6.791695
✕
10
-7
(ii)
-6.791695
✕
10
-9
(iii)
-6.791695
✕
10
-11
(iv)
-6.791695
✕
10
-10
(v)
-6.791695
✕
10
-8
Assignment Key
1) (iv)
2) (ii)
3) (i)
4) (v)
5) (ii)
6) (i)
7) (iii)
8) (v)
9) (v)
10) (iii)
11) (i)
12) (ii)
