Ordering Real Numbers

Ordering Real Numbers

EQ: How do you order a set of real numbers?

Page 32

Poll

Have you watched the lesson video?

• Yes.

• No.

Multiple Choice

Which of the following real numbers has the smallest value?

• 7.1

• 6pi

• 20/3

• square root of 51

Multiple Choice

between which of these does √27 lay on a number line

• 5 and 6

• 6 and 7

• 4 and 5

• who cares i wanna go home

Multiple Choice

Which statement about the real number system is NOT true?

• All square roots are either natural numbers, or irrational numbers
• All whole numbers are also natural numbers, except for 0.
• Repeating decimals are rational
• Some fractions are irrational

Multiple Choice

Which number could NOT fit between π and 9π ⁄ 2 on a number line?

• π + 3

• 2π

• √18

• 4²

Multiple Choice

A decimal that stops (like 2.48) is which type of number?

• Rational

• Irrational

• Integer

• Whole Number

Multiple Choice

A repeating decimal (like 4.7777...) is what type of number?

• Rational

• Irrational

• Integer

• Whole Number

Multiple Choice

The square root of 5 is between what two integers?

• 4 and 5
• 2 and 3
• 3 and 4
• 9 and 10

Multiple Choice

What is an example of an integer?

• -9
• 0.567
• 1/2
• -0.957643...

Multiple Choice

What is an example of an irrational number?

• -2/3
• .75575557654..
• 23
• 0

Multiple Choice

Point B could represent which of the following numbers?

• √24
• √30
• √35
• √42

Multiple Choice

List the following numbers from least to greatest:

-64 , 3.5 , √27 , 6.666...

• -64 , 3.5 , √27 , 6.666...

• 3.5 , √27 , 6.666..., -64

• 3.5, -64, √27, 6.666...

• 6.666, √27, -64, 3.5

Multiple Choice

Order 10.5, √105 , and 3π + 1 from greatest to least.

• √ 105 , 3π + 1, 10.5

• 3π + 1,√ 105 , 10.5

• √ 105 , 10.5, 3π + 1

• 10.5, √ 105 , 3π + 1

Multiple Choice

List ALL of the categories -3 could fit into.

• natural, whole, integer, rational
• integer, rational
• natural, whole
• whole, integer

Multiple Choice

Which symbol belongs in the parentheses?

√ 8 - 2 ( ) 4 - √ 8

• <

• >

• =

Poll

How well do you think you understand this material?

• Totally understand. I could teach someone else.

• Mostly understand. I can do it, but will probably use my notes to help me.

• Kind of understand. I have some questions and definitely need my notes to help me.

• I don't understand.

Open Ended

Any questions about today's lesson?