Mathematics Pacing Resource Document
Algebra I – Real Numbers and Expressions Strand
Standard:
AI.RNE.2: Explain why the sum or product of two rational numbers is rational; that the sum of a rational number and an
irrational number is irrational; and that the product of a nonzero rational number and an irrational number is irrational.
I can:
 Explain why the sum or product of two rational numbers is rational.
 Explain why the sum of a rational and irrational number is irrational.
 Explain why the product of a nonzero number and an irrational number is irrational.
Lesson Plans/Print Activities:
Web-based Practice:
Quarter One
Standard Algebra I - Glencoe McGraw-Hill Textbook
 Section 0-2 - Real Numbers
 Section 0-4 - Adding and Subtracting Rational Numbers
 Section 0-5 - Multiplying and Dividing Rational Numbers
Honors Algebra I – McDougal Littell Textbook
www.virtualnerd.com/common-core/hsn-number-quantity/HSN-RN-real...
This link explains what a rational number is and what an irrational number
is.
https://www.illustrativemathematics.org/illustrations/690
This link has a good commentary about what the result is when you ASMD
rational and rational, or rational and irrational, or irrational and irrational.
 Section 2.4 – Algebraic Properties
page 92 #53, 54, 55
Indianapolis Public Schools
Curriculum and Instruction