Estimating Square Roots

Front

What is a square root?

Back

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

Front

What is the square root of 16?

Back

4

Front

Which number is a perfect square: 25, 30, or 32?

Back

25

Front

Estimate √20 to the nearest tenths place.

Back

4.5

Front

What is the opposite operation of squaring a number?

Back

Taking the square root.

Front

List the first five perfect squares.

Back

0, 1, 4, 9, 16.

Front

What is √0?

Back

0

Front

Which is greater: √10 or 3?

Back

√10 is approximately 3.16, so √10 is greater.

Front

Estimate √30 to the nearest tenths place.

Back

5.5

Front

What is the square root of 121?

Back

11