Khan Academy
Khan Academy: Rational Numbers on the Number Line
Practice placing positive and negative fractions and decimals on the number line. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
CK-12 Foundation
Ck 12: Algebra: Number Lines Study Guide
This comprehensive study guide highlights the main terms and formulas needed to review number lines. Examples are included.
Better Lesson
Better Lesson: The Double Number Line
The double number line will help students figure out problems that involve two quantities.
Better Lesson
Better Lesson: Measuring Metric Style
Using decimals and finding perimeter and area all while learning about the metric system.
PBS
Pbs Learning Media: Math + Arts: The Absolute Value of Dance
In this lesson, students use a graph to choreograph a dance figure. Media resources and teacher materials are included.
That Quiz
That Quiz: Recta Numerica
Practice identifying numbers on the number line, distance between two numbers, and graphing inequalities. This page provides four different levels and tracks the number of correct answers.