1.1: Rational Numbers as Decimals
1.2: Understanding Irrational Numbers
1.3: Compare and Order Real Numbers
Vocab: 1.1 - 1.3
Mr. C Trivia
100

What is 0.55555... as a fraction?

5/9

100

One and Done: Is π rational or irrational?

Irrational

100

How do you know if a root is prefect or not?

The root can be expressed as an integer.

100

What is a type of number that can be measured exactly?

a Rational Number

100

What is Mr. C's favorite color to us on the smartboard?

(The most dominate color I use to write everything in)

White

(I like chalkboards)

200

What is 0.63333... as a fraction?

19/30

200

What Square root does this represent?

sqrt(100)

200

How does rounding work?

5 & up, round up

4 & below, stay the same

200

What describes a number that has decimal terms that reoccur infinitely.

A Repeating Decimal

200

What is Mr. C's exact degree?

Engineering Education

300

What is 2.090909... as a fraction?

2 1/11 or 21/11

300

Classify each of the following:

-81572, sqrt(11) , 5.636336333..., sqrt(16)

Rational:

-81572, sqrt(16)

Irrational:

sqrt(11), 5.636336333...

300

Between which two integers is the √12 between?

3 and 4

300

What is a number that can't be measured exactly?

An Irrational Number

300

What does Mr. C call the mints he hands out?

Advance-mints

400

Why does the calculator round decimals like 0.33333.... to 0.333334?

It is showing that the number is question goes on forever, but it doesn't have enough computing power to show this.

400

Jen classifies the number 4.567 as irrational because it does not repeat. Is Jen correct? Explain briefly.

She is incorrect because 4.567 can be written as a fraction.

400

One and Done: The square root of 15 is closest to which perfect root?

The square root of 16

or

4

400

What is the only real mathematical opperation?

(all other operations derive from this operation)

Addition

400

Guess: What was Mr. C's worst subject in grade school (1st - 5th grades)?

(Hint: It is something you have likely seen me do when on the board or in the notes)

Spelling

{I'm still working on it! :)}

500

What is the repeating decimal 4.1363636... as a fraction?

4 3/22 or 91/22

500

What is the difference between a rational and an irrational number?

A rational number can be turned into a fraction.

500

A museum director wants to hang a √90 ft. tall painting on a wall. How tall, to the nearest foot, does the wall need to be?

10 ft.

500

What is a number that can be divided evenly twice into a single integer?

A Perfect Square

500

What letter begins both the first and last name of this week's Wisdom of the Week?

L