Part 1: Identifying Even and Odd Numbers

1. Circle all the even numbers:
   2, 14, 22, 46, 64

2. Write "E" for even and "O" for odd next to each number:

   • 8 → E

   • 15 → O

   • 24 → E

   • 37 → O

   • 48 → E

   • 53 → O

Part 2: Fill in the Blank

3. An even number always ends with the digits 0, 2, 4, 6, or 8.

4. An odd number always ends with the digits 1, 3, 5, 7, or 9.

5. The smallest even number is 0.

6. The smallest odd number is 1.

Part 3: Patterns and Counting

7. Write the next 5 even numbers starting from 16:
   18, 20, 22, 24, 26

8. Write the next 5 odd numbers starting from 23:
   25, 27, 29, 31, 33

Part 4: Word Problems

9. Sara has 12 apples. If she divides them into 2 equal groups, will each group have an even or odd number of apples?
   Even (12 ÷ 2 = 6, and 6 is even).

10. Ben counted 15 marbles. If he adds 1 more marble, will the total be even or odd?
    Even (15 + 1 = 16, and 16 is even).

Part 5: Challenge Questions

11. Is 0 an even number? Explain your answer.
    Yes, 0 is an even number because it is divisible by 2 with no remainder (0 ÷ 2 = 0).

12. If an even number is added to an odd number, will the result be even or odd?
    The result will be odd. (e.g., 4 + 3 = 7).

Bonus Question

13. Find the odd one out:

    • 10, 25, 32, 48, 53
      Odd one out: 25 (It is odd; the rest are even).

End of Answer Key

Questions

Answer Key: Even and odd numbers