rational vs irrational

Front

What is a rational number?

Back

A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero. Examples include 1/2, -3, and 4.0.

Tags

CCSS.5.NBT.A.2

Front

What is an irrational number?

Back

An irrational number is a number that cannot be expressed as a simple fraction. It cannot be written as a ratio of two integers. Examples include √2, π, and e.

Tags

CCSS.8.NS.A.1

Front

Is 0 a rational number?

Back

Yes, 0 is a rational number because it can be expressed as 0/1.

Tags

CCSS.HSN.RN.B.3

Front

Is √3 a rational number?

Back

No, √3 is an irrational number because it cannot be expressed as a fraction of two integers.

Tags

CCSS.8.NS.A.1

Front

What is the square of 17?

Back

The square of 17 is 289.

Tags

CCSS.8.EE.A.2

Front

Which of the following is an irrational number: √0, √3, 1.36̅?

Back

√3 is an irrational number.

Tags

CCSS.8.NS.A.1

Front

Which of the following numbers is rational: √8, ¾, 2, -1.325?

Back

¾, 2, and -1.325 are rational numbers.

Front

What is the approximate value of √200?

Back

The approximate value of √200 is between 14 and 15.

Tags

CCSS.8.NS.A.2

Front

Is √16 a rational number?

Back

Yes, √16 is a rational number because it equals 4.

Front

What is the definition of a perfect square?

Back

A perfect square is an integer that is the square of another integer. Examples include 1, 4, 9, 16, and 25.

Tags

CCSS.6.EE.A.1