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Odd and Even Numbers: Easy Chart for Kids

Natural Numbers and Whole Numbers Worksheet for Classes 4–6

Learning odd and even numbers is easy when we look for a simple pattern!

What Are Even Numbers?

An even number can be divided into 2 equal groups with nothing left over.

Examples: 2, 4, 6, 8, 10

Even numbers always end in 0, 2, 4, 6, or 8.

What Are Odd Numbers?

An odd number cannot be divided into 2 equal groups without having one left over.

Examples: 1, 3, 5, 7, 9

Odd numbers always end in 1, 3, 5, 7, or 9.

Odd and Even Numbers Chart: 1–100

Odd Numbers	Even Numbers
1, 3, 5, 7, 9	2, 4, 6, 8, 10
11, 13, 15, 17, 19	12, 14, 16, 18, 20
21, 23, 25, 27, 29	22, 24, 26, 28, 30
31, 33, 35, 37, 39	32, 34, 36, 38, 40
41, 43, 45, 47, 49	42, 44, 46, 48, 50
51, 53, 55, 57, 59	52, 54, 56, 58, 60
61, 63, 65, 67, 69	62, 64, 66, 68, 70
71, 73, 75, 77, 79	72, 74, 76, 78, 80
81, 83, 85, 87, 89	82, 84, 86, 88, 90
91, 93, 95, 97, 99	92, 94, 96, 98, 100

Natural Numbers and Whole Numbers Worksheet for Classes 4–6

Easy Trick to Remember

Look only at the last digit:

• 0, 2, 4, 6, 8 → Even
• 1, 3, 5, 7, 9 → Odd

For example:

42 → ends in 2 → Even
57 → ends in 7 → Odd
100 → ends in 0 → Even

Fun Practice

Can you tell whether these numbers are odd or even?

14, 25, 38, 41, 56, 63, 72, 89, 94, 99

Remember: check the last digit!

Learning odd and even numbers becomes easy with practice. Keep counting, keep checking, and have fun with numbers! 🔢

Odd even number chart for kids worksheets

AI with Python Tutorial for Beginners 2026

Whole Numbers and Natural Numbers Worksheet

Classes 4–6

Name: ____________________
Class: __________ Date: __________

A. Fill in the Blanks

1. The natural numbers start with __________.
2. The smallest whole number is __________.
3. The number that comes just after 99 is __________.
4. 0 is a __________ number.
5. The first five natural numbers are __________, __________, __________, __________, and __________.

B. Natural Number or Whole Number?

Write Natural Number or Whole Number.

1. 7 → ____________________
2. 0 → ____________________
3. 25 → ____________________
4. 100 → ____________________
5. 1 → ____________________
6. 50 → ____________________

C. True or False

1. 0 is a natural number. __________
2. 0 is a whole number. __________
3. Every natural number is a whole number. __________
4. Whole numbers include 0. __________
5. 5 is both a natural number and a whole number. __________

D. Arrange the Numbers

1. Write in ascending order:

18, 5, 12, 2, 25

Answer: __________________________________

2. Write in descending order:

7, 30, 15, 3, 22

Answer: __________________________________

E. Find the Missing Numbers

1. 1, 2, ___, 4, 5
2. 6, ___, 8, 9, 10
3. 20, 21, ___, 23, 24
4. 35, ___, 37, 38, ___
5. 96, 97, ___, 99, ___

F. Challenge Questions

1. Write the first 10 natural numbers.

   ---

2. Write the first 10 whole numbers.

   ---

3. What is the difference between natural numbers and whole numbers?

   ---

   ---

4. Is 0 a natural number or a whole number?

   ---

---

Answer Key

A:

1. 1
2. 0
3. 100
4. whole
5. 1, 2, 3, 4, 5

B:

1. Natural Number
2. Whole Number
3. Natural Number
4. Natural Number
5. Natural Number
6. Natural Number

C:

1. False*
2. True
3. True
4. True
5. True

D:

1. 2, 5, 12, 18, 25
2. 30, 22, 15, 7, 3

E:

1. 3
2. 7
3. 22
4. 36, 39
5. 98, 100

F:

1. 1–10
2. 0–9
3. Natural numbers begin with 1, while whole numbers include 0.
4. 0 is a whole number.

*In some school systems, 0 is also included in the natural numbers. Teachers should use the definition followed by their curriculum.

Odd and Even Numbers — Easy Flashcards for Kids

🟢 Super Easy

• Q: What is an even number?
  A: A number that can be divided into 2 equal groups with nothing left over.

• Q: What is an odd number?
  A: A number that cannot be divided into 2 equal groups without one left over.

🔵 Quick Chart

Even Numbers 🟦	Odd Numbers 🟨
2	1
4	3
6	5
8	7
10	9
12	11
14	13
16	15
18	17
20	19

⭐ Easy Trick

Even numbers end in: 0, 2, 4, 6, 8 🎉

Odd numbers end in: 1, 3, 5, 7, 9 🌟

• Q: Is 24 even or odd?
  A: Even — it ends in 4.

• Q: Is 37 even or odd?
  A: Odd — it ends in 7.

• Q: Is 50 even or odd?
  A: Even — it ends in 0.

• Q: Is 91 even or odd?
  A: Odd — it ends in 1.

🧠 Remember

“0, 2, 4, 6, 8 — Even is great!” 🎈
“1, 3, 5, 7, 9 — Odd is fine!” 😊