Approx square roots/classify numbers

Front

What is the approximate value of √155?

Back

Between 12 and 13.

Front

What is a rational number?

Back

A rational number is a real number that can be expressed as a fraction of two integers.

Front

Is an integer an irrational number?

Back

Never.

Front

In between what two integers is the square root of 77?

Back

Between 8 and 9.

Front

Is a real number always an irrational number?

Back

Sometimes.

Front

What is the definition of a square root?

Back

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

Front

What are the two types of numbers in mathematics?

Back

Rational and irrational numbers.

Front

What is an example of a rational number?

Back

1/2, 3, or -4.

Front

What is an example of an irrational number?

Back

√2 or π.

Front

How can you classify the number 0?

Back

0 is a rational number.