EduSahara™ Worksheet

Question 1

1.

Write the expanded form of the given number :
5,51,919

(i)

(5 ✕ 100000) + (5 ✕ 10000) + (1 ✕ 1000) + (8 ✕ 100) + (1 ✕ 10) + (9 ✕ 1)
(ii)

(5 ✕ 100000) + (5 ✕ 10000) + (1 ✕ 1000) + (9 ✕ 100) + (2 ✕ 10) + (9 ✕ 1)
(iii)

(5 ✕ 100000) + (5 ✕ 10000) + (2 ✕ 1000) + (9 ✕ 100) + (1 ✕ 10) + (9 ✕ 1)
(iv)

(5 ✕ 100000) + (5 ✕ 10000) + (1 ✕ 1000) + (9 ✕ 100) + (1 ✕ 10) + (9 ✕ 1)
(v)

(5 ✕ 100000) + (5 ✕ 10000) + (9 ✕ 100) + (1 ✕ 10) + (9 ✕ 1)

Question 2

2.

Which of the following numbers is divisible by 7?

(i)

3,065
(ii)

3,066
(iii)

3,064
(iv)

3,068
(v)

3,067

Question 3

3.

Write the expanded form of the given number :
454546

(i)

(4 ✕ 100000) + (5 ✕ 10000) + (4 ✕ 1000) + (6 ✕ 100) + (4 ✕ 10) + (6 ✕ 1)
(ii)

(4 ✕ 100000) + (4 ✕ 10000) + (4 ✕ 1000) + (5 ✕ 100) + (4 ✕ 10) + (6 ✕ 1)
(iii)

(4 ✕ 100000) + (5 ✕ 10000) + (4 ✕ 1000) + (5 ✕ 100) + (4 ✕ 10) + (6 ✕ 1)
(iv)

(4 ✕ 100000) + (5 ✕ 10000) + (4 ✕ 1000) + (5 ✕ 100) + (3 ✕ 10) + (6 ✕ 1)
(v)

(4 ✕ 100000) + (6 ✕ 10000) + (4 ✕ 1000) + (5 ✕ 100) + (4 ✕ 10) + (6 ✕ 1)

Question 4

4.

The factors of 91 =

(i)

{1,7,13,91,90}
(ii)

{1,7,13,91,2,6}
(iii)

{1,7,13,91}
(iv)

{1,7,13,6}
(v)

{1,91,6,90}

Question 5

5.

Write the number for the given expanded form :

"(1 ✕ 100000) + (5 ✕ 10000) + (5 ✕ 1000) + (3 ✕ 100) + (6 ✕ 10) + (7 ✕ 1)"

(i)

155467
(ii)

165367
(iii)

155367
(iv)

154367
(v)

145367

Question 6

6.

Which of the following numbers is divisible by 8?

(i)

5487
(ii)

5490
(iii)

5488
(iv)

5486
(v)

5489

Question 7

7.

Find the place value of 1 in 863,194

(i)

1
(ii)

10
(iii)

1,000
(iv)

100
(v)

10,000

Question 8

8.

Write the number for the given expanded form :

"(5 ✕ 100000) + (1 ✕ 10000) + (3 ✕ 1000) + (7 ✕ 100) + (7 ✕ 10) + (5 ✕ 1)"

(i)

5,13,775
(ii)

5,23,775
(iii)

5,12,775
(iv)

5,13,675
(v)

5,13,875

Question 9

9.

Which of the following numbers is divisible by 3?

(i)

9,426
(ii)

9,425
(iii)

9,424
(iv)

9,428
(v)

9,427

Question 10

10.

Find the total number of factors of
25

(i)

2
(ii)

0
(iii)

3
(iv)

4
(v)

1

Question 11

11.

574
=

(i)

500
+
4
(ii)

70
+
4
(iii)

500
+
70
+
4
(iv)

500
+
70

Question 12

12.

Find the total number of factors of
120

(i)

17
(ii)

18
(iii)

16
(iv)

14
(v)

15

Question 13

13.

Which of the following numbers is divisible by 4?

(i)

9,315
(ii)

9,317
(iii)

9,316
(iv)

9,314
(v)

9,318

Question 14

14.

Find the prime factorization of
62

(i)

2 2

✕

31
(ii)

2

✕

31
(iii)

5

✕

31
(iv)

2 -1

✕

31
(v)

1

✕

31

Question 15

15.

3000 + 500 + 30 + 9
=

(i)

3549
(ii)

3539
(iii)

-6461
(iv)

13539
(v)

3439

Question 16

16.

Write the expanded form of the given number :
633,776

(i)

(6 ✕ 100000) + (3 ✕ 10000) + (3 ✕ 1000) + (7 ✕ 100) + (7 ✕ 10) + (6 ✕ 1)
(ii)

(6 ✕ 100000) + (2 ✕ 10000) + (3 ✕ 1000) + (7 ✕ 100) + (7 ✕ 10) + (6 ✕ 1)
(iii)

(6 ✕ 100000) + (3 ✕ 10000) + (2 ✕ 1000) + (7 ✕ 100) + (7 ✕ 10) + (6 ✕ 1)
(iv)

(6 ✕ 100000) + (3 ✕ 10000) + (3 ✕ 1000) + (8 ✕ 100) + (7 ✕ 10) + (6 ✕ 1)
(v)

(6 ✕ 100000) + (4 ✕ 10000) + (3 ✕ 1000) + (7 ✕ 100) + (7 ✕ 10) + (6 ✕ 1)

Question 17

17.

Find the place value of 4 in 953841

(i)

4
(ii)

40000
(iii)

400
(iv)

40
(v)

4000

Question 18

18.

3,872
=

(i)

3000
+
800
+
2
(ii)

800
+
70
+
2
(iii)

3000
+
800
+
70
+
2
(iv)

3000
+
70
+
2
(v)

3000
+
800
+
70

Question 19

19.

Which of the following numbers is divisible by 3?

(i)

8735
(ii)

8734
(iii)

8738
(iv)

8736
(v)

8737

Question 20

20.

Find the total number of factors of
3780

(i)

48
(ii)

49
(iii)

47
(iv)

50
(v)

46

Question 21

21.

900000 + 60000 + 1000 + 200 + 70 + 1
=

(i)

971271
(ii)

961271
(iii)

960271
(iv)

961371
(v)

951271

Question 22

22.

Which of the following numbers is divisible by 9?

(i)

3040
(ii)

3041
(iii)

3043
(iv)

3044
(v)

3042

Question 23

23.

The factors of 36 =

(i)

{1,2,3,4,6,9,12,18,36,13,19}
(ii)

{1,2,4,6,9,18,36,35,3}
(iii)

{1,2,3,4,6,9,12,18,36}
(iv)

{1,2,3,4,6,9,18,36}

Question 24

24.

The factors of 96 =

(i)

{1,2,3,4,6,8,12,16,24,32,48,96,15,23}
(ii)

{1,2,3,4,6,8,12,16,24,32,48,96}
(iii)

{1,2,3,4,6,8,12,16,24,32,48,96,9}
(iv)

{1,3,4,6,8,16,24,32,48,96,95,9}
(v)

{1,2,3,4,6,8,12,16,32,48,96}

Question 25

25.

The sum of first n natural number is

(i)

(

n

) (

n

+

1

) (

2

n

+

1

)

6
(ii)

(

n

) (

n

−

1

)

2
(iii)

(

n

) (

n

+

1

)

2
(iv)

n

2

(

n

+

1

)

2

4
(v)

(

n

−

1

) (

n

+

1

)

2

Assignment Key