Displaying

**1-20**of**100**resources## Least Squares Regression

Grades: 9 to 12Subjects: MathematicsIn this nine-lesson unit, from Illuminations, students interpret the slope and y-intercept of least squares regression lines in ...Contributor: ThinkfinityViews: 0Favorites: 0## Distance-Time Graphs

Grades: PS/Pre-K to 12Subjects: Coordinate Systems & Graphing, Algebra & Functions, Equations and Inequalities, MathematicsThis site describes a distance-time graph, how it compares to the equation for a line, and uses equations to calculate speed and...Contributor: The NSDL Math Common Core CollectionViews: 0Favorites: 0## Modeling Linear Relationships

Grades: PS/Pre-K to 12Subjects: Algebra & Functions, Professional Development, Equations and Inequalities, Coordinate Systems & Graphing, MathematicsIn this lesson, students use data collected comparing height and arm span and create a scatter plot from the bivariate data. In ...Contributor: National Science Digital Library (NSDL)Views: 0Favorites: 0## Forms of Linear Equations

Grades: 6 to 12Subjects: Number Sense, Algebra & Functions, Professional Development, Equations and Inequalities and 2 additional..The lesson summarizes four forms of equations with which students should be familiar. These include: direct variation, slope-int...Contributor: The NSDL Math Common Core CollectionViews: 0Favorites: 0## Cylinders and Prisms

Grades: PS/Pre-K to 12Subjects: Measurement & Tools, Area & Volume, MathematicsIn this lesson, students will examine cylinders and prisms, define them, and measure their surface areas and volumes. The site h...Contributor: The NSDL Math Common Core CollectionViews: 0Favorites: 0## Graphing Linear Equations

Grades: PS/Pre-K to 12Subjects: Coordinate Systems & Graphing, Algebra & Functions, Equations and Inequalities, MathematicsFrom Elizabeth Stapel at Purplemath, this module helps students understand how to graph linear equations by making a neat T-char...Contributor: The NSDL Math Common Core CollectionViews: 0Favorites: 0## Slopes and Equations of Lines

Grades: PS/Pre-K to 12Subjects: Coordinate Systems & Graphing, Algebra & Functions, Equations and Inequalities, MathematicsThis unit contains three parts which serve to help students understand slope and linear equations. The first link takes visitors...Contributor: National Science Digital Library (NSDL)Views: 0Favorites: 0## Walk the Line: A Module on Linear Functions

Grades: 6 to 12Subjects: Number Sense, Coordinate Systems & Graphing, Algebra & Functions, Professional Development and 3 additional..This module was written for a Pre-Algebra or Algebra I class in mind. It will lead students through the process of graphing data...Contributor: National Science Digital Library (NSDL)Views: 0Favorites: 0## Circle Problems - Radius, Diameter, Circumference and Area

Grades: PS/Pre-K to 12Subjects: Measurement & Tools, Area & Volume, MathematicsThis "fill-in-the-blank" worksheet allows students to generate radius, diameter, circumference, and area for circles given only ...Contributor: The NSDL Math Common Core CollectionViews: 0Favorites: 0## Linear Equations in One Variable

Grades: PS/Pre-K to 12This lesson introduces students to linear equations in one variable; shows how to solve them using addition, subtraction, multip...Contributor: The NSDL Math Common Core CollectionViews: 0Favorites: 0## Trig River

Grades: 6 to 12Subjects: Measurement & Tools, Geometric Figures, Measurement & Geometry, Professional Development and 3 additional..Students learn about and use a right triangle to determine the width of a pretend river. Working in teams, they estimate of the ...Contributor: National Science Digital Library (NSDL)Views: 0Favorites: 0## Classroom Triangles

Grades: 6 to 12Subjects: Measurement & Tools, Making & Reading Maps, Measurement & Geometry, Professional Development and 2 additional..In this activity, students will use bearing measurements to triangulate and determine objects' locations. Working in teams of tw...Contributor: The NSDL Math Common Core CollectionViews: 0Favorites: 0## Close Enough?

Grades: 6 to 12Subjects: Measurement & Tools, Measurement & Geometry, Angles & Pythagorean Theorem, Algebra & Functions and 4 additional..Accuracy of measurement in navigation depends very much on the situation. If a sailor's target is an island 200 km wide, sailing...Contributor: The NSDL Math Common Core CollectionViews: 0Favorites: 0## The Yo-Yo Problem: Solving Linear Equations

Grades: PS/Pre-K to 12Subjects: Algebra & Functions, Professional Development, Equations and Inequalities, Coordinate Systems & Graphing, MathematicsIn this lesson, students explore linear patterns, write a pattern in symbolic form, and solve linear equations using algebra til...Contributor: National Science Digital Library (NSDL)Views: 0Favorites: 0## Mathline Activity III -- Pairwise Comparisons

Grades: 6 to 12Subjects: Public Services, Professional Development, Measurement, Tools, and Data Analysis, Education, Child Development & Family Services and 10 additional..Mock-election demonstrating the pairwise comparison method of decision making, whereby each candidate is compared to another and...Contributor: National Science Digital Library (NSDL)Views: 0Favorites: 0## Linear Inequalities

Grades: PS/Pre-K to 12Subjects: Algebra & Functions, Equations and Inequalities, MathematicsUpon completing this lesson, student should be able to use the addition, subtraction, multiplication, and division properties of...Contributor: The NSDL Math Common Core CollectionViews: 0Favorites: 0## Linear Equations

Grades: PS/Pre-K to 12Subjects: Coordinate Systems & Graphing, Algebra & Functions, Professional Development, Equations and Inequalities, MathematicsThis unit is a full lesson on linear equations with many problems for students and notes to teachers embedded. It begins with a ...Contributor: The NSDL Math Common Core CollectionViews: 0Favorites: 0## Proportional Reasoning

Grades: PS/Pre-K to 12Subjects: Number Sense, Rates and ProportionsIn this session, a special kind of functional relationship is explored: the proportional relationship. Students develop proporti...Contributor: National Science Digital Library (NSDL)Views: 0Favorites: 0## Simultaneous Linear Equations

Grades: PS/Pre-K to 12This page presents simultaneous linear equations in three sections: Section 1 demonstrates the methods of addition and substitut...Contributor: National Science Digital Library (NSDL)Views: 0Favorites: 0## Mathline Activity I -- Borda Count

Grades: TK/K to 12Subjects: Science, Probability, Data Analysis, Statistics, and Probability, Number Sense and 8 additional..Mock-election demonstrating the Borda Electoral Count, a ranking system of elections that is rarely used for governmental electi...Contributor: National Science Digital Library (NSDL)Views: 0Favorites: 0