Grade 5 Square Numbers Worksheet

Square Numbers Expedition

Read each question carefully and answer to the best of your ability. Show your work where necessary.

A square number, or perfect square, is an integer that is the square of an integer; in other words, it is the product of some integer with itself. For example, 9 is a square number, since 9 = 3 × 3 = 3².

We can visualize square numbers by arranging dots or objects into a square shape.

1. The square of 4 is  .

2. 7 multiplied by 7 is  .

3. The number 25 is a square number because it is the product of   multiplied by itself.

4. Write the next square number after 36:  .

5. Which of the following is NOT a square number?

6. If a square has a side length of 9 units, what is its area?

7. Explain in your own words what a square number is.

8. Draw a visual representation of the square number 16. (You can use dots or small squares).

9. The number 100 is a perfect square.

10. The square root of 9 is 3.

Match each square number with its square root.