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
1.779129
✕
10
9
(i)
1779129000
(ii)
17791290
(iii)
17791290000
(iv)
177912900
(v)
177912900000
Question
2
2.
Write the given number in usual form
1.145219
✕
10
-1
(i)
11.45219
(ii)
0.01145219
(iii)
0.1145219
(iv)
0.001145219
(v)
1.145219
Question
3
3.
Write the given number in usual form
-1.326275
✕
10
10
(i)
-1326275000000
(ii)
-1326275000
(iii)
-13262750000
(iv)
-132627500
(v)
-132627500000
Question
4
4.
Write the given number in usual form
-7.932123
✕
10
-1
(i)
-0.007932123
(ii)
-7.932123
(iii)
-0.7932123
(iv)
-79.32123
(v)
-0.07932123
Question
5
5.
Represent the given large number in scientific form
2619597000000
(i)
2.619597
✕
10
10
(ii)
2.619597
✕
10
13
(iii)
2.619597
✕
10
11
(iv)
2.619597
✕
10
12
(v)
2.619597
✕
10
14
Question
6
6.
Represent the given small number in scientific form
0.005291002
(i)
5.291002
✕
10
-4
(ii)
5.291002
✕
10
-2
(iii)
5.291002
✕
10
-3
(iv)
5.291002
✕
10
-5
(v)
5.291002
✕
10
-1
Question
7
7.
Represent the given large number in scientific form
-11668000000
(i)
-1.1668
✕
10
10
(ii)
-1.1668
✕
10
11
(iii)
-1.1668
✕
10
12
(iv)
-1.1668
✕
10
8
(v)
-1.1668
✕
10
9
Question
8
8.
Represent the given small number in scientific form
-0.003430848
(i)
-3.430848
✕
10
-1
(ii)
-3.430848
✕
10
-2
(iii)
-3.430848
✕
10
-4
(iv)
-3.430848
✕
10
-3
(v)
-3.430848
✕
10
-5
Question
9
9.
Represent the given large number in standard form
8633715000
✕
10
6
(i)
8.633715
✕
10
15
(ii)
8.633715
✕
10
16
(iii)
8.633715
✕
10
17
(iv)
8.633715
✕
10
13
(v)
8.633715
✕
10
14
Question
10
10.
Represent the given small number in standard form
0.00002083693
✕
10
-11
(i)
2.083693
✕
10
-16
(ii)
2.083693
✕
10
-17
(iii)
2.083693
✕
10
-18
(iv)
2.083693
✕
10
-15
(v)
2.083693
✕
10
-14
Question
11
11.
Represent the given large number in standard form
-99398370
✕
10
3
(i)
-9.939837
✕
10
9
(ii)
-9.939837
✕
10
10
(iii)
-9.939837
✕
10
8
(iv)
-9.939837
✕
10
11
(v)
-9.939837
✕
10
12
Question
12
12.
Represent the given small number in standard form
-8.778891
✕
10
-8
(i)
-8.778891
✕
10
-6
(ii)
-8.778891
✕
10
-7
(iii)
-8.778891
✕
10
-10
(iv)
-8.778891
✕
10
-8
(v)
-8.778891
✕
10
-9
Assignment Key
1) (i)
2) (iii)
3) (iii)
4) (iii)
5) (iv)
6) (iii)
7) (i)
8) (iv)
9) (i)
10) (i)
11) (ii)
12) (iv)
