Want 2 Learn: Math

Standard

RNE1: Explain the properties of rational numbers.

Unit 1.1: Proficiency Scale

By the end of unit 1.1 students will be able to say:

Unit 1.1: Rational Numbers

0.0: Even with help, no success.

0.5: With help, partial success at score 2.0 content but not at score 3.0 content.

1.0: With help, partial success at score 2.0 content and score 3.0 content.

2.0:

I Can... Classify Numbers.
I Can... Explain when a set is closed under the operations of addition, subtraction, multiplication, & division.
I Can... Show that the sum or difference of two rational numbers are always rational.
I Can... Show that the product or quotient of two rational numbers are always rational.
I Can... Show that the sum or difference of a rational number and an irrational number can never equal a rational number.
I Can... Show that the product or quotient of a rational number and irrational number can never equal a rational number.

2.5: No major errors or omissions regarding score 2.0 content, and partial success at score 3.0 content.

3.0:

3.5: In addition to score 3.0 performance, partial success at score 4.0 content.

4.0:

I Can... Show that any rational number can be expressed as a ratio of two integers.

Part 1:

Video Goals

Video #1:

Video #2:

I Can... Explain when a set is closed under the operations of addition, subtraction, multiplication, & division.

Video #1

Challenge Questions #1

Video #2

Challenge Questions #2

Extra Resources

Youtube:

IXL:

Khan Academy:

Part 2:

Video Goals

Video #1:

I Can... Show that the sum or difference of two rational numbers are always rational.
I Can... Show that the product or quotient of two rational numbers are always rational.
I Can... Show that the sum or difference of a rational number and an irrational number can never equal a rational number.
I Can... Show that the product or quotient of a rational number and irrational number can never equal a rational number.

Video #2: