EduSahara™ Worksheet
Name : Chapter Based Worksheet
Chapter : Number System
Grade : ICSE Grade VII
License : Non Commercial Use
Question 1
1.
The value of 0 − 9 − 19 − 8 is
  • (i)
    (-35)
  • (ii)
    (-38)
  • (iii)
    (-36)
  • (iv)
    (-33)
  • (v)
    (-37)
Question 2
2.
    • Sort the following integers in ascending order
    • -24,02,793  -15,98,754  10,98,972  49,331  -29,26,685  -29,92,240
  • (i)
    49,331  10,98,972  -24,02,793  -29,92,240  -29,26,685  -15,98,754
  • (ii)
    -29,26,685  10,98,972  -29,92,240  49,331  -15,98,754  -24,02,793
  • (iii)
    49,331  10,98,972  -29,26,685  -29,92,240  -15,98,754  -24,02,793
  • (iv)
    -29,92,240  49,331  -15,98,754  -24,02,793  10,98,972  -29,26,685
  • (v)
    -29,92,240  -29,26,685  -24,02,793  -15,98,754  49,331  10,98,972
Question 3
3.
    • What is the largest number that can be formed with the digits :
    • 3,5,7,2,1
    • ?
  • (i)
    27,153
  • (ii)
    35,127
  • (iii)
    12,753
  • (iv)
    37,251
  • (v)
    75,321
Question 4
4.
12 ✕ ______ = 228
  • (i)
    18
  • (ii)
    19
  • (iii)
    20
  • (iv)
    17
  • (v)
    21
Question 5
5.
Write the largest 6 digit number that can be formed with the digits : {1,9,4,2}
  • (i)
    9,14,299
  • (ii)
    9,99,421
  • (iii)
    9,92,149
  • (iv)
    2,19,994
Question 6
6.
The value of 0 ✕ 53 is
  • (i)
    (-3)
  • (ii)
    2
  • (iii)
    (-1)
  • (iv)
    1
  • (v)
    0
Question 7
7.
    • What is the smallest number that can be formed with the digits :
    • 3,6,2,4,8
    • ?
  • (i)
    64,238
  • (ii)
    24,386
  • (iii)
    62,834
  • (iv)
    43,286
  • (v)
    23,468
Question 8
8.
    • Sort the following integers in descending order
    • 2,006,835  -664,454  3,619,077  3,909,230  3,900,227  1,880,301
  • (i)
    2,006,835  -664,454  1,880,301  3,909,230  3,619,077  3,900,227
  • (ii)
    3,909,230  1,880,301  -664,454  3,619,077  3,900,227  2,006,835
  • (iii)
    3,909,230  3,900,227  3,619,077  2,006,835  1,880,301  -664,454
  • (iv)
    3,900,227  1,880,301  3,619,077  2,006,835  3,909,230  -664,454
  • (v)
    -664,454  2,006,835  3,909,230  1,880,301  3,619,077  3,900,227
Question 9
9.
The value of 0 + 17 is
  • (i)
    16
  • (ii)
    19
  • (iii)
    18
  • (iv)
    17
  • (v)
    15
Question 10
10.
Find the difference in place value of 2 in 3652721
  • (i)
    1980
  • (ii)
    1977
  • (iii)
    1979
  • (iv)
    1982
  • (v)
    1981
Question 11
11.
The value of 1 − 1 is
  • (i)
    3
  • (ii)
    (-1)
  • (iii)
    1
  • (iv)
    (-2)
  • (v)
    0
Question 12
12.
Find the place value of 3 in 528,463
  • (i)
    3
  • (ii)
    4
  • (iii)
    30
  • (iv)
    300
  • (v)
    3,000
Question 13
13.
The value of 12 + 10 + 15 is
  • (i)
    37
  • (ii)
    38
  • (iii)
    40
  • (iv)
    36
  • (v)
    34
Question 14
14.
Find the face value of 5 in 451238
  • (i)
    10
  • (ii)
    50
  • (iii)
    50000
  • (iv)
    5
  • (v)
    500
Question 15
15.
    • Sort the following integers in ascending order
    • -10  8  -14  16  6  -8
  • (i)
    16  6  -10  -8  -14  8
  • (ii)
    -10  16  -8  -14  8  6
  • (iii)
    -14  8  -8  16  -10  6
  • (iv)
    -14  -10  -8  6  8  16
  • (v)
    -8  8  -14  -10  6  16
Question 16
16.
    • Sort the following integers in descending order
    • 32,95,129  4,45,867  38,72,190  -21,34,033  -38,91,291  -48,89,764
  • (i)
    -48,89,764  32,95,129  -21,34,033  4,45,867  -38,91,291  38,72,190
  • (ii)
    32,95,129  -21,34,033  4,45,867  38,72,190  -38,91,291  -48,89,764
  • (iii)
    -48,89,764  4,45,867  32,95,129  38,72,190  -38,91,291  -21,34,033
  • (iv)
    38,72,190  32,95,129  4,45,867  -21,34,033  -38,91,291  -48,89,764
  • (v)
    -48,89,764  38,72,190  -38,91,291  32,95,129  4,45,867  -21,34,033
Question 17
17.
The value of 1 + 26 is
  • (i)
    30
  • (ii)
    26
  • (iii)
    27
  • (iv)
    28
  • (v)
    24
Question 18
18.
Which of the following are true?
a)
7
+
19
=
19
+
7
b)
3
÷
13
=
13
÷
3
c)
19
3
=
3
19
d)
13
7
=
7
13
  • (i)
    {b,c,a}
  • (ii)
    {b,d,a}
  • (iii)
    {a,d}
  • (iv)
    {c,d}
  • (v)
    {b,a}
Question 19
19.
    • Write the number for the given expanded form :
    • "(1 ✕ 100000) + (7 ✕ 10000) + (9 ✕ 1000) + (1 ✕ 100) + (5 ✕ 10) + (4 ✕ 1)"
  • (i)
    180154
  • (ii)
    178154
  • (iii)
    179054
  • (iv)
    189154
  • (v)
    179154
Question 20
20.
Which of the following is true?
a)
-6 is to the right of 5 on the number line
b)
-8 is to the left of -6 on the number line
c)
3 is to the left of 5 on the number line
d)
-8 is to the right of 3 on the number line
  • (i)
    {b,c}
  • (ii)
    {d,c}
  • (iii)
    {a,b}
  • (iv)
    {a,c,b}
  • (v)
    {a,d,b}
Question 21
21.
(22 + 19) + (45 + 34) =
  • (i)
    117
  • (ii)
    122
  • (iii)
    121
  • (iv)
    120
  • (v)
    119
Question 22
22.
The value of 0 + 51 + 26 + 38 is
  • (i)
    112
  • (ii)
    118
  • (iii)
    114
  • (iv)
    116
  • (v)
    115
Question 23
23.
What is the difference between the largest and smallest number formed with the digits : 8,7,1,3 ?
  • (i)
    7,355
  • (ii)
    7,350
  • (iii)
    7,354
  • (iv)
    7,352
  • (v)
    7,353
Question 24
24.
Write the largest 3 digit number that can be formed with the digits : {8,3,7,9,1}
  • (i)
    973
  • (ii)
    987
  • (iii)
    983
  • (iv)
    871
  • (v)
    731
Question 25
25.
576 ÷ ______ = 48
  • (i)
    9
  • (ii)
    15
  • (iii)
    13
  • (iv)
    11
  • (v)
    12
    Assignment Key

  •  1) (iii)
  •  2) (v)
  •  3) (v)
  •  4) (ii)
  •  5) (ii)
  •  6) (v)
  •  7) (v)
  •  8) (iii)
  •  9) (iv)
  •  10) (i)
  •  11) (v)
  •  12) (i)
  •  13) (i)
  •  14) (iv)
  •  15) (iv)
  •  16) (iv)
  •  17) (iii)
  •  18) (iii)
  •  19) (v)
  •  20) (i)
  •  21) (iv)
  •  22) (v)
  •  23) (v)
  •  24) (ii)
  •  25) (v)