Rational or Irrational

Front

What is a rational number?

Back

A rational number is a number that can be written as a ratio of two integers.

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 or ratio.

Tags

CCSS.8.NS.A.1

Front

Select the ONLY number that is RATIONAL: π, π/4, √2, √49

Back

√49

Front

Is the following number rational or irrational? (77/3)

Back

Rational

Front

Is the number rational or irrational? (Example: 5)

Back

Rational

Front

Is the following number rational or irrational? (π / 2)

Back

Irrational

Tags

CCSS.8.NS.A.1

Front

Can a repeating decimal be a rational number?

Back

Yes, a repeating decimal can be expressed as a fraction, making it rational.

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Front

Can a non-repeating decimal be a rational number?

Back

No, a non-repeating decimal is considered an irrational number.

Tags

CCSS.8.NS.A.1

Front

Give an example of a rational number.

Back

1/2, 3, -4, 0.75 are all examples of rational numbers.

Front

Give an example of an irrational number.

Back

√2, π, e are examples of irrational numbers.

Tags

CCSS.8.NS.A.1