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

What is the approximate value of √50?

Back

Between 7 and 8, closer to 7.

Front

What is the square root of 25?

Back

5

Front

How do you estimate square roots?

Back

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

Front

What is the square root of 144?

Back

12

Front

What is the square root of 36?

Back

6

Front

Estimate √30: Between which two integers does it lie?

Back

Between 5 and 6, closer to 6.

Front

Estimate √70: Between which two integers does it lie?

Back

Between 8 and 9, closer to 8.

Front

What is the square root of 81?

Back

9