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

What is the approximate value of √50?

Back

Approximately 7.07

Front

Which two integers does √30 fall between?

Back

5 and 6

Front

What is the square root of 121?

Back

11

Front

How do you estimate the square root of a number?

Back

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

Front

What is the square root of 81?

Back

9

Front

Which square root is closer to 10: √95 or √100?

Back

√100 is exactly 10, while √95 is approximately 9.75.

Front

What is the square root of 49?

Back

7

Front

Between which two integers does √20 fall?

Back

4 and 5