Rational vs. Irrational

Front

What is a rational number?

Back

A rational number is a number that can be written as a ratio of two integers, where the denominator is not zero.

Tags

CCSS.5.NBT.A.2

Front

Which of the following is a rational number: 1/4, π, √3, ∛25?

Back

1/4 is a rational number.

Front

Back

Irrational.

Front

Back

Rational.

Front

What is an example of an irrational number?

Back

π (pi) is an example of an irrational number.

Tags

CCSS.8.NS.A.1

Front

Can a rational number be a repeating decimal?

Back

Yes, a rational number can be a repeating decimal.

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Front

What is the decimal representation of 1/3?

Back

0.333... (repeating) is the decimal representation of 1/3.

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Front

Is the number 0.75 rational or irrational?

Back

Rational.

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Front

What is the definition of an irrational number?

Back

An irrational number is a number that cannot be expressed as a simple fraction.

Tags

CCSS.8.NS.A.1

Front

Is the square root of 2 rational or irrational?

Back

Irrational.

Tags

CCSS.8.NS.A.1