Rational and Irrational Review (Compare and Order)

Front

What type of number is a repeating decimal (like 4.7777...)?

Back

Rational

Front

Is -17.5 a rational or irrational number?

Back

Rational

Front

Which number is between 7 and 8: √7, √42, √59, √68?

Back

√59

Front

Put in order of least to greatest: √5, 3, 2½, √8.

Back

√5, 2½, √8, 3

Front

Is the number 5 rational or irrational?

Back

Rational

Front

Define a rational number.

Back

A rational number is any number that can be expressed as a fraction a/b, where a and b are integers and b ≠ 0.

Front

Define an irrational number.

Back

An irrational number is a number that cannot be expressed as a simple fraction; its decimal representation is non-repeating and non-terminating.

Front

What is the square root of 9?

Back

3

Front

What is the square root of 2 approximately equal to?

Back

1.414

Front

Order the following from least to greatest: 1.5, 2.3, 2.1, 1.8.

Back

1.5, 1.8, 2.1, 2.3