SLIDES - Number Types

Open Ended

Do Now

What are 10 ways that you have used numbers in the past week? What kinds of numbers and units of measure were involved?

Multiple Choice

What is the main difference between natural numbers and whole numbers?

• Whole numbers include zero, natural numbers do not

• Natural numbers include zero, whole numbers do not

• Natural numbers include negative numbers, whole numbers do not

• Whole numbers include fractions, natural numbers do not

Open Ended

Think-pair-share

Why are negative numbers important in mathematics and real-life?

Partner A

Open Ended

Think-pair-share

Why are negative numbers important in mathematics and real-life?

Partner B

Multiple Choice

Classify 17/10

• Whole
• Rational
• Natural
• None of the above

Multiple Choice

Classify the Number: -99

• Rational
• rational, integer
• integer
• rational, whole

Open Ended

Why is a number line a useful way to represent real numbers? Think-Pair-share

Multiple Choice

Find the pattern: -34, -29, -24, -19, ...

• -5

• +5

• -6

• +6

Multiple Choice

Find the next three terms in the arithmetic sequence: -33, -24, -15, -6, ...

• -1, 7, 15
• -5, 2, 9
• 3, 12, 21
• -65, -73, -81

Multiple Choice

Find the next three terms: -4, -12, -36, -108, ...

• 36, -108, 324
• -324, -972, -2916
• 324, -972, 2916
• -108, 324, -972

Multiple Choice

What is the main difference between an arithmetic sequence and a geometric sequence?

• An arithmetic sequence adds a fixed number, while a geometric sequence multiplies by a fixed number.

• An arithmetic sequence multiplies by a fixed number, while a geometric sequence adds a fixed number.

• Both sequences add a fixed number.

• Both sequences multiply by a fixed number.

Open Ended

What is one new thing you learned today about types of numbers or their representations?

Multiple Choice

Which of the following best describes the fractional part of a decimal number?

• The numbers before the decimal point

• The numbers after the decimal point

• The whole number part

• The numbers in scientific notation

Multiple Choice

What is the common ratio for the sequence:
28, 14, 7, 3.5...

• 2
• 1/2
• -14
• -7

Multiple Select

Which of the following numbers are irrational? Select all that apply.

• π

• 3/5

• √2

• 1.375

Multiple Choice

What is the common difference in the arithmetic sequence 3, 5, 7, 9, ...?

• 2

• 3

• 1

• 4

Multiple Choice

Choose the most specific classification for the following number: 3

• Whole

• Natural

• Integer

• Rational