Even and Odd Numbers — Answer Key
Part A: Sort the Words
Sort each word or number into the correct category box.
1. Sort each number into the correct category.
Even
164458 Odd
233175 Even numbers end in 0, 2, 4, 6, or 8. Odd numbers end in 1, 3, 5, 7, or 9. The numbers 16, 44, and 58 end in even digits, while 23, 31, and 75 end in odd digits.
Part B: Fill in the Blank
Write the missing word or number on each line.
1. Even numbers end in 0, 2, 4, 6, or 8.
The five even digits are 0, 2, 4, 6, and 8.
2. The number 34 is even.
34 ends in 4, which is an even digit, so 34 is even.
3. An odd number always ends in 1, 3, 5, 7, or 9.
The five odd digits are 1, 3, 5, 7, and 9.
4. The number 27 is odd.
27 ends in 7, which is an odd digit, so 27 is odd.
5. The ones digit in 48 is 8.
The ones digit is the last digit in a number. In 48, the ones digit is 8.
Part C: True or False?
Read each statement. Circle True or False.
1. The number 45 is even.
True False
45 ends in 5, which is an odd digit, so 45 is odd, not even.
2. All even numbers can be split into two equal groups.
True False
Even numbers can always be divided into two equal groups with nothing left over.
3. The number 62 is odd.
True False
62 ends in 2, which is an even digit, so 62 is even, not odd.
4. The number 19 is odd.
True False
19 ends in 9, which is an odd digit, so 19 is odd.