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
386482 Odd
517993 Even numbers end in 0, 2, 4, 6, or 8. Odd numbers end in 1, 3, 5, 7, or 9. The numbers 38, 64, and 82 end in even digits, while 51, 79, and 93 end in odd digits.
Part B: Fill in the Blank
Write the missing word or number on each line.
1. Adding two even numbers always gives an even number.
When you add two even numbers together, the result is always even.
2. The number 56 is even because it ends in 6.
Since 6 is an even digit, any number ending in 6 is even.
3. The ones digit of 73 is 3.
The ones digit is the last digit in a number. In 73, the ones digit is 3.
4. The number 90 is even because it ends in 0.
Since 0 is an even digit, any number ending in 0 is even.
5. An odd number cannot be split into two equal groups.
Odd numbers always have one left over when you try to split them into two equal groups.
Part C: True or False?
Read each statement. Circle True or False.
1. The number 37 is an odd number.
True False
50 ends in 0, which is an even digit, so 50 is even.
2. The number 62 is odd.
True False
33 ends in 3, which is an odd digit, so 33 is odd, not even.
3. Every number that ends in 0 is even.
True False
Odd numbers always have a ones digit of 1, 3, 5, 7, or 9.
4. The number 84 is odd.
True False
88 ends in 8, which is an even digit, so 88 is even, not odd.