Scale matters: negatives

Learning Material  |  Interactive Lesson

Description
Explore the use of scale on a number line. Select a ruler displaying a helpful scale such as ones. Look at a pair of numbers such as -5 and -2 marked on a number line. Identify the number corresponding to another point. Or locate another point on the number line to complete a series of three numbers. Apply a marked scale to help estimate the relative distances. This learning object is one in a series of seven objects. Some objects in the series are also packaged as a combined learning object.
Objective
1. Students locate numbers on a given scale.
2. Students use a scale to measure discrete quantities.
3. Students locate numbers (including negative numbers) accurately on a continuous.
4. Students identify how variations in unit size relate proportionally to the number of units that will fit into a given space.

Curriculum Information

 Education Type K to 12 Grade Level Grade 7, Grade 8, Grade 6 Learning Area Mathematics Content/Topic Numbers and Number Sense Intended Users Educators, Learners, Students Competencies