EduSahara™ Assignment
Name : Decimal Number Expansion
Chapter : Decimals
Grade : ICSE Grade VII
License : Non Commercial Use
Question
1
1.
Expand the decimal number
689.5
(i)
600
+
80
+
9
+
5
1000
(ii)
600
+
80
+
9
+
5
10
(iii)
60
+
8
+
9
10
+
5
100
(iv)
600
+
80
+
9
+
5
100
(v)
6
+
8
10
+
9
100
+
5
1000
Question
2
2.
Expand the decimal number
339.17
(i)
300
+
30
+
9
+
1
1000
+
7
10000
(ii)
300
+
30
+
9
+
1
10
+
7
100
(iii)
30
+
3
+
9
10
+
1
100
+
7
1000
(iv)
300
+
30
+
9
+
1
100
+
7
1000
(v)
3
+
3
10
+
9
100
+
1
1000
+
7
10000
Question
3
3.
Expand the decimal number
36.442
(i)
30
+
6
+
4
100
+
4
1000
+
2
10000
(ii)
30
+
6
+
4
1000
+
4
10000
(iii)
3
+
6
10
+
4
100
+
4
1000
+
2
10000
(iv)
3
10
+
6
100
+
4
1000
+
4
10000
(v)
30
+
6
+
4
10
+
4
100
+
2
1000
Question
4
4.
Expand the decimal number
27.2570
(i)
20
+
7
+
2
10
+
5
100
+
7
1000
(ii)
2
+
7
10
+
2
100
+
5
1000
+
7
10000
(iii)
20
+
7
+
2
100
+
5
1000
+
7
10000
(iv)
2
10
+
7
100
+
2
1000
+
6
10000
(v)
20
+
7
+
2
1000
+
6
10000
Question
5
5.
Write the decimal number of the expanded form :
10
+
1
10
(i)
10.01
(ii)
0.101
(iii)
1.01
(iv)
10.1
(v)
10.001
Question
6
6.
Write the decimal number of the expanded form :
6
+
7
10
+
8
100
(i)
0.0678
(ii)
0.678
(iii)
6.078
(iv)
6.78
(v)
6.0078
Question
7
7.
Write the decimal number of the expanded form :
7
+
1
10
+
1
100
+
5
1000
(i)
0.7115
(ii)
7.115
(iii)
0.07115
(iv)
7.00115
(v)
7.0115
Question
8
8.
Write the decimal number of the expanded form :
9
+
7
10
+
5
100
+
3
1000
+
5
10000
(i)
9.7535
(ii)
9.007535
(iii)
0.097535
(iv)
0.97535
(v)
9.07535
Question
9
9.
Expand the decimal number
837.5
(i)
8
+
3
10
+
7
100
+
5
1000
(ii)
800
+
30
+
7
+
5
100
(iii)
800
+
30
+
7
+
5
10
(iv)
800
+
30
+
7
+
5
1000
(v)
80
+
3
+
7
10
+
5
100
Question
10
10.
Expand the decimal number
548.75
(i)
5
+
4
10
+
8
100
+
7
1000
+
5
10000
(ii)
500
+
40
+
8
+
7
1000
+
5
10000
(iii)
500
+
40
+
8
+
7
100
+
5
1000
(iv)
50
+
4
+
8
10
+
7
100
+
5
1000
(v)
500
+
40
+
8
+
7
10
+
5
100
Question
11
11.
Expand the decimal number
28.912
(i)
2
+
8
10
+
9
100
+
1
1000
+
2
10000
(ii)
20
+
8
+
9
100
+
1
1000
+
2
10000
(iii)
2
10
+
8
100
+
9
1000
+
1
10000
(iv)
20
+
8
+
9
10
+
1
100
+
2
1000
(v)
20
+
8
+
9
1000
+
1
10000
Question
12
12.
Expand the decimal number
28.8630
(i)
2
+
8
10
+
8
100
+
6
1000
+
3
10000
(ii)
20
+
8
+
8
10
+
6
100
+
3
1000
(iii)
2
10
+
8
100
+
8
1000
+
6
10000
(iv)
20
+
8
+
8
1000
+
6
10000
(v)
20
+
8
+
8
100
+
6
1000
+
3
10000
Question
13
13.
Write the decimal number of the expanded form :
6
+
5
10
(i)
6.005
(ii)
0.65
(iii)
6.05
(iv)
6.5
(v)
0.065
Question
14
14.
Write the decimal number of the expanded form :
1
+
2
10
+
8
100
(i)
1.028
(ii)
0.128
(iii)
0.0128
(iv)
1.0028
(v)
1.28
Question
15
15.
Write the decimal number of the expanded form :
4
+
9
10
(i)
0.049
(ii)
0.49
(iii)
4.09
(iv)
4.9
(v)
4.009
Question
16
16.
Write the decimal number of the expanded form :
1
+
7
10
+
9
100
+
9
10000
(i)
0.017909
(ii)
1.07909
(iii)
1.7909
(iv)
1.007909
(v)
0.17909
Assignment Key
1) (ii)
2) (ii)
3) (v)
4) (i)
5) (iv)
6) (iv)
7) (ii)
8) (i)
9) (iii)
10) (v)
11) (iv)
12) (ii)
13) (iv)
14) (v)
15) (iv)
16) (iii)
