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 64?

Back

8

Front

How do you estimate the square root of a number?

Back

To estimate the square root, find two perfect squares between which the number lies.

Front

What is the square root of 49?

Back

7

Front

Between which two integers is the square root of 50?

Back

7 and 8

Front

What is the approximate value of √77?

Back

Between 8 and 9.

Front

Which square root is closer to 12: √120 or √128?

Back

√128 is closer to 12.

Front

What is the square root of 36?

Back

6

Front

Between which two integers is the square root of 44?

Back

6 and 7.

Front

What is the square root of 81?

Back

9