Grade 7 Square Roots Worksheet
Evaluate and approximate square roots of perfect and non-perfect squares.
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Grade 7 Square Roots Practice
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Date:
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Read each question carefully and answer to the best of your ability. Show all your work for full credit.
1. Which of the following is a perfect square?
12
25
30
50
2. What is the square root of 81?
7
8
9
10
3. A perfect square is a number that can be expressed as the product of an integer multiplied by .
4. The symbol for a square root is called a .
5. Explain the difference between a perfect square and a non-perfect square. Give an example of each.
6. Locate and label the approximate position of √15 on the number line below.
7. The square root of a number is always smaller than the number itself.
True
False
8. The square root of 49 is 7.
True
False
9. Calculate the principal square root of the following numbers:
a) √100 =
b) √144 =
c) √256 =
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