Education Technology

Rational Addition, Subtraction

Subject Area
Math: Algebra I: Rational Functions
Level
9-12
College
Activity Time
30 Minutes
Software
TI Connect™
TI Calculator
TI-84 series
Other Materials
Suggestion: Use as a lead-in to 7.4 either to students right before (or at the beginning of) class, or as your presentation.
Resource Types
Lessons

Rational Addition, Subtraction

Activity Overview

This StudyCardstrade; stack covers adding (or subtracting) numerators with simple to complex denominators. The set ends with sums or differences of rational functions with different denominators. Use with Foundations for College Mathematics, Ch. 7.4.

Before the Activity

Download the attached StudyCards™ file to students' calculators.

During the Activity

Use this StudyCards™ set to learn or review adding (or subtracting) numerators with examples from simple to complex denominators. The activity ends with sums or differences of rational functions with different denominators.

After the Activity

  • Review student results
  • As a class, discuss questions that appeared to be more challenging
  • Re-teach concepts as necessary
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    Subject Area
    Math: Algebra I: Rational Functions
    Level
    9-12
    College
    Activity Time
    30 Minutes
    Software
    TI Connect™
    TI Calculator
    TI-84 series
    Other Materials
    Suggestion: Use as a lead-in to 7.4 either to students right before (or at the beginning of) class, or as your presentation.
    Resource Types
    Lessons
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