Khan Academy
Khan Academy: Writing Proportions
Practice writing proportions to describe real-world situations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
CK-12 Foundation
Ck 12: Arithmetic: Simple Interest Equation to Find Interest Rate
[Free Registration/Login may be required to access all resource tools.] In this lesson students use the simple interest equation to find an interest rate. Students examine guided notes, review guided practice, watch instructional videos...
CK-12 Foundation
Ck 12: Arithmetic: Simple Interest
[Free Registration/Login may be required to access all resource tools.] In this lesson, students find total amounts using the formula for finding simple interest. Students examine guided notes, review guided practice, watch instructional...
CK-12 Foundation
Ck 12: Arithmetic: Simple Interest
[Free Registration/Login may be required to access all resource tools.] In this lesson, students solve real-world problems involving simple interest by using problem-solving strategies. Students examine guided notes, review guided...
CK-12 Foundation
Ck 12: Arithmetic: Simple Interest
[Free Registration/Login may be required to access all resource tools.] In this lesson students use simple interest to solve real-world problems. Students examine guided notes, review guided practice, watch instructional videos and...
CK-12 Foundation
Ck 12: Analysis: Simple and Compound Interest
[Free Registration/Login may be required to access all resource tools.] Students solve real-world problems involving simple and compound interest. Students examine guided notes, review guided practice, watch instructional videos and...
Better Lesson
Better Lesson: Going on a Math Hunt
Second graders ask questions of adults they know about how they use math, then students will design a method to share what they have found.
Other
Kodak Lesson Plans: Math
Kodak's site has five lesson plans integrating photography into math lessons. Activities involve geometry and other math concepts for fourth grade on up.
Michigan State University
Michigan State University: Lets Net: What's for Dinner?
In this lesson unit, students locate recipes for a dinner meal, create a list of ingredients, then calculate the quantities needed for a given number of people, and the overall cost.