Estimating Square Roots

Front

What is the square root of a number?

Back

The square root of a number is a value that, when multiplied by itself, gives the original number.

Front

What is a perfect square?

Back

A perfect square is a number that can be expressed as the product of an integer with itself.

Front

Between which two whole numbers is √20?

Back

4 and 5

Front

Which number is NOT a perfect square: 196, 169, 121, or 132?

Back

132

Front

Estimate the square root of 16.

Back

4

Front

Round to the nearest hundredth: √7.

Back

2.65

Front

What is the approximate value of √28?

Back

5.29

Front

How do you estimate square roots of non-perfect squares?

Back

Find the two perfect squares it lies between and estimate based on their square roots.

Front

What is the square root of 25?

Back

5

Front

What is the square root of 36?

Back

6