EduSahara™ Worksheet

EduSahara™ Worksheet

Name : Chapter Based Worksheet

Chapter : Playing with Numbers

Grade : SSC Grade VIII

License : Non Commercial Use

Question 1

1.

Find the prime factorization of
56

(i)

2 4

✕

7
(ii)

2 3

✕

6
(iii)

2 3

✕

7
(iv)

(-1) 3

✕

7
(v)

4 3

✕

7

Question 2

2.

5000000 + 400000 + 10000 + 3000 + 600 + 50 + 4
=

(i)

5413654
(ii)

5412654
(iii)

5413754
(iv)

5413554
(v)

5423654

Question 3

3.

The multiples of 17 =

(i)

{17,34,51,85,102,67}
(ii)

{17,51,85,102,84,16}
(iii)

{17,34,51,68,85,102}
(iv)

{17,34,51,68,85,102,35,103}
(v)

{17,34,51,68,85,102,67}

Question 4

4.

Which of the following numbers is divisible by 11?

(i)

9,986
(ii)

9,988
(iii)

9,987
(iv)

9,990
(v)

9,989

Question 5

5.

188
=

(i)

80
+
8
(ii)

100
+
8
(iii)

100
+
80
+
8
(iv)

100
+
80

Question 6

6.

Which of the following numbers is divisible by 7?

(i)

1,491
(ii)

1,490
(iii)

1,493
(iv)

1,492
(v)

1,489

Question 7

7.

Which of the following numbers is divisible by 4?

(i)

2856
(ii)

2854
(iii)

2855
(iv)

2858
(v)

2857

Question 8

8.

3,162
=

(i)

3000
+
100
+
60
+
2
(ii)

3000
+
100
+
2
(iii)

3000
+
60
+
2
(iv)

3000
+
100
+
60
(v)

100
+
60
+
2

Question 9

9.

Which of the following numbers is divisible by 7?

(i)

2,156
(ii)

2,158
(iii)

2,154
(iv)

2,157
(v)

2,155

Question 10

10.

Which of the following numbers is divisible by 3?

(i)

2,691
(ii)

2,692
(iii)

2,693
(iv)

2,689
(v)

2,690

Question 11

11.

The factors of 66 =

(i)

{3,6,11,22,33,66,4,12}
(ii)

{1,2,3,6,11,22,66,65}
(iii)

{1,2,3,6,11,22,33,66,12,32}
(iv)

{1,2,3,6,11,22,33,66}

Question 12

12.

Which of the following numbers is divisible by 9?

(i)

8,746
(ii)

8,748
(iii)

8,747
(iv)

8,749
(v)

8,750

Question 13

13.

Find the total number of factors of
5148

(i)

35
(ii)

38
(iii)

36
(iv)

34
(v)

37

Question 14

14.

Which of the following numbers is divisible by 6?

(i)

6,902
(ii)

6,898
(iii)

6,900
(iv)

6,901
(v)

6,899

Question 15

15.

Find the prime factorization of
520

(i)

2 3

✕

5 2

✕

13
(ii)

2 3

✕

5

✕

13
(iii)

2 2

✕

5

✕

13
(iv)

2 3

✕

8

✕

13
(v)

2 3

✕

5

✕

10

Question 16

16.

Which of the following numbers is divisible by 4?

(i)

9,934
(ii)

9,931
(iii)

9,932
(iv)

9,930
(v)

9,933

Question 17

17.

Find the number of prime factors of
1000

(i)

1
(ii)

0
(iii)

2
(iv)

4
(v)

3

Question 18

18.

36,599
=

(i)

6000
+
500
+
90
+
9
(ii)

30000
+
6000
+
500
+
9
(iii)

30000
+
6000
+
500
+
90
+
9
(iv)

30000
+
500
+
90
+
9
(v)

30000
+
6000
+
90
+
9

Question 19

19.

Find the prime factorization of
33

(i)

3

✕

11 2
(ii)

3

✕

11
(iii)

3

✕

8
(iv)

3

✕

13
(v)

3

✕

10

Question 20

20.

Which of the following numbers is divisible by 5?

(i)

9,198
(ii)

9,200
(iii)

9,199
(iv)

9,202
(v)

9,201

Question 21

21.

4000000 + 900000 + 70000 + 1000 + 500 + 40 + 4
=

(i)

4,972,544
(ii)

4,971,544
(iii)

4,971,534
(iv)

4,961,544
(v)

4,981,544

Question 22

22.

Find the sum of all natural numbers between 100 and 200 which are multiples of 8?

(i)

1776
(ii)

1777
(iii)

1779
(iv)

1773
(v)

1775

Question 23

23.

Find the difference in place value of 9 in 47,86,939

(i)

890
(ii)

894
(iii)

892
(iv)

889
(v)

891

Question 24

24.

Find the number of prime factors of
840

(i)

3
(ii)

4
(iii)

5
(iv)

1
(v)

6

Question 25

25.

80000 + 8000 + 400 + 40 + 5
=

(i)

88545
(ii)

88435
(iii)

89445
(iv)

88445
(v)

88345

Assignment Key