Rational and Irrational Numbers

Select all that are perfect squares.

• 9

• 32

• 50

• 121

• 1

Tags

CCSS.6.EE.A.1

Select all that are irrational.

A rational number is a number that can be written as a ​ (a)   .

• fraction
• decimal
• whole

Tags

CCSS.5.NBT.A.2

Match each with the correct vocab term.

• Irrational

  Non-perfecct root

• -4

• Rational

  Repeating Decimal

• 0.555...

• Integer

• Perfect Square

Mathematical Equivalence

ON

What is the "magic denominator" we use for a repeating decimal.

Tags

CCSS.8.NS.A.1

CCSS.7.NS.A.2D

√7

• Rational - because it is a perfect root

• Irrational - because it is a non-perfect root

4π

• rational
• irrational

Tags

CCSS.8.NS.A.1

Which of the following is rational?

• .202002000...

• π

• √25

• √12