Lesson Plan
Science and Mathematics Initiative for Learning Enhancement (SMILE)

Smile: Mixture Problems

For Teachers 9th
This site give a lesson plan on mixture problems. The instructional activity is a hands on learning experience for the students. Students mix yellow and red beads and determine the final percent of yellow and red beads in the mixture.
Activity
Texas A&M University

Wtamu Virtual Math Lab: Beginning Algebra: Further Problem Solving

For Students 9th - 10th
You'll learn how to use Polya's four-step process to solve problems involving simple geometry concepts, distance, mixtures, and interest. This tutorial offers several example problems as well as practice exercises for you to complete.
Activity
Lawrence Hall of Science

The Math Page: Skill in Algebra: Word Problems That Lead to Simultaneous Equations

For Students 9th - 10th
Here is a site that clearly and thoroughly explains how to solve word problems that lead to systems of equations, such as mixture, coin, investment, and upstream/downstream problems. There are example problems solved, problems for the...
Unit Plan
PBS

Pbs: Standard Measures and Conversions Within a System: Solve the Measurement Problem!

For Students 3rd - 5th
In this Cyberchase media gallery, the Cybersquad must try to follow a recipe exactly to create a mixture that will help cure their friend Slider. At first, the squad must find a way to ensure standard measures of the ingredients. When...
Activity
National Council of Teachers of Mathematics

The Math Forum: Ask Dr. Math: High School Basic Algebra Review

For Students 9th - 10th Standards
An overview of basic high school algebra topics can be found here. Absolute value, signed numbers, inequalities and equations, mixture problems, and direct and indirect variation are all listed, each with links to questions posed by...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 6.rp Mixing Concrete

For Teachers 5th - 7th
Students use ratio and rate to answer this performance task: A mixture of concrete is made up of sand and cement in a ratio of 5 : 3. How many cubic feet of each are needed to make 160 cubic feet of concrete mix?
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: G Mg Archimedes and the King's Crown

For Teachers 9th - 10th Standards
The King of Syracuse reportedly requested Archimedes' advice for determining if a crown was made with the appropriate mixture of gold and silver. The problem asks students to find the amount of water displaced in Archimedes' experiment...