Part 1: Identifying Even and Odd Numbers

1. Circle the even numbers:
   12, 18, 40, 62, 86

2. Underline the odd numbers:
   7, 19, 25, 33, 59

3. Write "even" or "odd" next to each number:
   a) 8 even
   b) 21 odd
   c) 34 even
   d) 47 odd
   e) 92 even

Part 2: Fill in the Blanks

4. An even number always ends with these digits: 0, 2, 4, 6, 8.

5. An odd number always ends with these digits: 1, 3, 5, 7, 9.

6. The sum of two even numbers is always even.

7. The sum of two odd numbers is always even.

8. The sum of an even and an odd number is always odd.

Part 3: Coloring Activity

Blue (even numbers): 2, 16, 48, 60, 82
Red (odd numbers): 9, 21, 35, 73

Part 4: Problem Solving

10. Sarah has 6 apples, and John has 7 apples.
    Total apples: 6 + 7 = 13 (Odd)
    Explanation: The sum of an even number (6) and an odd number (7) is always odd.

11. If you add 15 to an even number, you get an odd number.
    Explanation: Adding an odd number (15) to an even number results in an odd number.

12. Two even numbers: 20 and 10.
    Two odd numbers: 15 and 5.
    Sum: 20 + 10 + 15 + 5 = 50.

Part 5: Bonus Challenge

13. All even numbers between 30 and 50:
    32, 34, 36, 38, 40, 42, 44, 46, 48.

14. All odd numbers between 60 and 80:
    61, 63, 65, 67, 69, 71, 73, 75, 77, 79.

End of Answer Key

Questions

Answer Key: Even and odd numbers