Irrational Numbers


8.NS.2 Curriculum Unit

by Allen Wolmer

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Supports the following Standards of Mathematical Practice

• 2 Reason abstractly and quantitatively.
• 5 Use appropriate tools strategically.
• 6 Attend to precision.
• 7 Look for and make use of structure.
• 8 Look for and express regularity in repeated reasoning.

Curriki RatingNR

8.NS: This lesson unit is intended to help you assess how well students are able to distinguish between rational and irrational numbers. In particular, it aims to help you identify and assist students who have difficulties in: • Classifying numbers as rational or irrational. • Moving between different representations of rational and irrational numbers.

Supports the following Standards of Mathematical Practice

• 2 Reason abstractly and quantitatively.

• 7 Look for and make use of structure.

• 8 Look for and express regularity in repeated reasoning.

Curriki RatingNR

8.NS: This lesson unit is intended to help you assess how well students reason about the properties of rational and irrational numbers. In particular, this unit aims to help you identify and assist students who have difficulties in: • Finding irrational and rational numbers to exemplify general statements. • Reasoning with properties of rational and irrational numbers.

Supports the following Standards of Mathematical Practice

• 2 Reason abstractly and quantitatively.

• 7 Look for and make use of structure.

• 8 Look for and express regularity in repeated reasoning.

Curriki RatingNR

SBAC Sample Questions

by Allen Wolmer
Supports the following Standards of Mathematical Practice

• 1 Make sense of problems and persevere in solving them.

• 2 Reason abstractly and quantitatively.

• 4 Model with mathematics.

• 5 Use appropriate tools strategically.

• 6 Attend to precision.

• 7 Look for and make use of structure.

Curriki Rating2

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