Stage 4 Cambridge Maths Worksheet on Odd and Even Numbers

Instructions

Read each question carefully and write your answer in the space provided.

• An even number can be divided exactly by 2. Even numbers end in 0, 2, 4, 6, or 8.
• An odd number has a remainder of 1 when divided by 2. Odd numbers end in 1, 3, 5, 7, or 9.

Part 1: Identifying Numbers

Circle all the even numbers in the list below.

23     48     17     9     82     100     55     6     71     94

Circle all the odd numbers in the list below.

4     67     80     31     99     152     45     88     1     26

Part 2: Sorting Numbers

Write each number from the box into the correct column in the table.

Part 3: Rules and Patterns

Complete the rules. Write 'Odd' or 'Even'.

1. Even + Even = _____________
2. Odd + Odd = _____________
3. Even + Odd = _____________

Now use the rules to predict if the answer is odd or even. You do not need to calculate the exact answer.

4. 74 + 16 = _____________
5. 31 + 45 = _____________
6. 98 - 13 = _____________

Part 4: Number Riddles

Solve these number riddles.

1. I am an even number between 50 and 60. The sum of my digits is 7.
   What number am I? ______________


2. I am the largest odd number you can make with the digits 3, 8, and 4.
   What number am I? ______________


3. Fatima has a number of sweets. The number is even, it is a multiple of 5, and it is between 15 and 25.
   How many sweets does she have? ______________

Part 5: Large Numbers

Remember, you only need to look at the last digit! Is the number odd or even? Circle the correct word.

1. 347     (   Odd   /   Even   )


2. 980     (   Odd   /   Even   )


3. 1,246     (   Odd   /   Even   )


4. 5,551     (   Odd   /   Even   )

Answer Key

Part 1: Identifying Numbers

Even numbers: 48, 82, 100, 6, 94

Odd numbers: 67, 31, 99, 45, 1

Part 2: Sorting Numbers

Part 3: Rules and Patterns

1. Even
2. Even
3. Odd
4. Even (Both numbers are even)
5. Even (Both numbers are odd)
6. Odd (Even - Odd = Odd)

Part 4: Number Riddles

1. 52
2. 843
3. 20

Part 5: Large Numbers

1. Odd
2. Even
3. Even
4. Odd