ODD AND EVEN NUMBERS WORKSHEET

Question 1 :

Identify even numbers :

2, 5, 8, 9, 10, 17, 24, 26, 97, 112, 451, 640, 1024, 7895

Question 2 :

Identify odd numbers :

2, 3, 7, 10, 16, 19, 21, 34, 70, 113, 598, 648, 2401, 9487

Question 3 :

What is the smallest two-digit even number?

Question 4 :

What is the largest two-digit even number?

Question 5 :

What is the smallest three-digit odd number?

Question 6 :

What is the largest three-digit odd number?

Question 7 :

What is the smallest four-digit even number?

Question 8 :

What is the largest four-digit odd number?

Question 9 :

Write all even numbers between 9 and 25.

Question 10 :

Write all odd numbers between 20 and 40.

Question 11 :

Write all two-digit even numbers which are evenly divisible by 4.

Question 12 :

Write all two-digit odd numbers which are evenly divisible by 5.

Question 13 :

Find the sum of first 10 odd numbers.

Question 14 :

Find the sum of first 10 evven numbers.

Question 15 :

Find the sum of all odd numbers less than or equal to 15. 

Question 16 :

Find the sum of all even numbers between 21 and 31.

Question 17 :

Find the difference between the largest and smallest one-digit odd numbers. 

Question 18 :

Find the difference between the largest and smallest two-digit even numbers. 

Question 19 :

Find the difference between the largest four-digit even number and and smallest three-digit odd number. 

Question 20 :

What is the addition of two odd numbers always?

Question 21 :

What is the addition of two even numbers always?

Question 22 :

What is the addition of an even number and an odd number always?

Question 23 :

What is the product of two odd numbers is always?

Question 24 :

What is the product of two even number always?

Question 25 :

What is the product of an even number and an odd number always?

Question 26 :

What is the product of three odd numbers always?

Question 27 :

Use the following digits and form the smallest three-digit even number (each digit has to be used only once).

3, 4, 6, 7

Question 28 :

Use the following digits and form the largest three-digit odd number (each digit has to be used only once).

1, 3, 6, 9

Question 29 :

Write down one-digit odd numbers which are prime.

Question 30 :

How many even prime numbers are there?

Answers

1. Answer :

2, 8, 10, 24, 26, 112, 640, 1024

2. Answer :

3, 7, 19, 21, 113, 2401

3. Answer :

10

4. Answer :

98

5. Answer :

101

6. Answer :

999

7. Answer :

1000

8. Answer :

9999

9. Answer :

10, 12, 14, 16, 18, 20, 22, 24

10. Answer :

21, 23, 25, 27, 29, 31, 33, 35, 37, 39

11. Answer :

12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52, 56, 60, 64, 68, 72, 76, 80, 84, 88, 92, 96

12. Answer :

10, 15, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80, 85, 90, 95

13. Answer :

Sum of first 10 odd numbers :

= 1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 + 19

= 100

14. Answer :

Sum of first 10 even numbers :

= 2 + 4 + 6 + 8 + 10 + 12 + 14 + 16 + 18 + 20

= 110

15. Answer :

Sum of all odd numbers less than or equal to 15 :

= 1 + 3 + 5 + 7 + 9 + 11 + 13 + 15

= 64

16. Answer :

Sum of all even numbers between 21 and 31 :

= 22 + 24 + 26 + 28 + 30

= 130

17. Answer :

Largest one-digit odd number = 9

Smallest one-digit odd number = 1

Difference :

= 9 - 1

= 8

18. Answer :

Largest two-digit even number = 98

Smallest two-digit even number = 10

Difference :

= 98 - 10

= 88

19. Answer :

Largest four-digit even number = 9998

Smallest three-digit odd number = 101

Difference :

= 9998 - 101

= 9897

20. Answer :

The addiion of two odd numbers is always an even number.

Examples :

3 + 5 = 8

17 + 21 = 38

21. Answer :

The addiion of two even numbers is always an even number.

Examples :

4 + 6 = 10

16 + 20 = 36

22. Answer :

The addition of an even number and an odd number is always an odd number :

Examples :

6 + 9 = 15

16 + 25 = 41

23. Answer :

The product of two odd numbers is always an odd number.

Examples :

3 x 7 = 21

9 x 5 = 45

24. Answer :

The product of two even numbers is always an even number.

Examples :

2 x 4 = 8

8 x 12 = 48

25. Answer :

The product of an even number and an odd number is always an even number.

Examples :

4 x 9 = 36

7 x 14 = 98

26. Answer :

The product of three odd numbers is always an odd number.

Examples :

1 x 3 x 5 = 15

5 x 7 x 9 = 315

27. Answer :

3, 4, 6, 7

Among the given digits, the smallest one is 3. The smallest three-digit even number will start with 3.

Using the given digits only once, write all possible three-digit even numbers starting with 3.

364, 374, 346, 376

In the above three-digit even numbers, the smallest one is 346.

28. Answer :

1, 3, 6, 9

Among the given digits, largest one is 9. The largest three-digit odd number will start with 9.

Using the given digits only once, write all possible three-digit odd numbers starting with 9.

931, 961, 913, 963

In the above three-digit odd numbers, the largest one is 963.

29. Answer :

3, 5, 7

30. Answer :

There is only one even prime number, that is 2.

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