Determining Rational vs Irrational Numbers

The video tutorial from MooMooMath explains how to use a flowchart to differentiate between rational and irrational numbers. It guides viewers through a series of questions to determine if a number is whole, a fraction, a decimal, or a square root, and whether it is rational or irrational. The video concludes with a summary and encourages viewers to share and watch more math videos.

What is the first question to ask when determining if a number is rational or irrational?

• Is the number a decimal?

• Is the number a square root?

• Is the number whole?

• Is the number a fraction?

If a number is a fraction, what should you check next?

• If the denominator is zero

• If the numerator is zero

• If the fraction ends

• If the fraction repeats

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

What determines if a decimal number is rational?

• If it is a whole number

• If it ends or repeats

• If it is a perfect square

• If it is a fraction

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

What type of number is it if a decimal does not end or repeat?

• Undefined

• Irrational

• Whole

• Rational

Tags

CCSS.8.NS.A.1

If a number is a square root, what should you check to determine if it is rational?

• If it repeats

• If it is a perfect square

• If it ends

• If it is a fraction

Tags

CCSS.8.NS.A.1