Use letters and symbols to represent an unknown quantity and write a simple mathematical expression. (SPI 0406.3.1)

Links verified on 11/10/2011

1. Addition Equations - six lessons, each with an explanation, a practice area, and a quiz in the form of a game
2. Algebra Homework Help: Equations - what they are and how to solve them
3. Division Equations - two lessons, each with an explanation, a practice area, and a quiz in the form of a game
4. Equation Unknowns - Critical Thinking Puzzles - large list of worksheets to print
5. Equations 2 - [8:41] Video lesson featuring slightly more complicated equations
6. Equations 3 - [ ]Video lesson explaining equations with variables on each side
7. Evaluating an Expression with One Variable - explanation, a practice section, followed by a quiz in the form of a game
8. Evaluating an Expression with Two Variables - explanation, a practice section, followed by a quiz in the form of a game
9. Gas Mileage - When planning a road trip, it's useful to know what gas mileage your car gets. Use these instructions in as real world situation [This expired link is available through the Wayback Machine Internet Archive. If the page doesn't load quickly click on Impatient? at the bottom right of the page.]
10. How Much Further? - Find out how long your trip will take after calculating mileage. [This expired link is available through the Wayback Machine Internet Archive. If the page doesn't load quickly click on Impatient? at the bottom right of the page.]
11. Multiplication Equations - two lessons, each with an explanation, a practice area, and a quiz in the form of a game
12. Quiz - ten fill-in-the-blank questions
13. Quiz - in the Who Wants to be a Thrillionaire Game format
14. Simple Equations - [11:06] Video introduction to basic algebraic equations of the form Ax=B
15. Solving an Equation - explanation, a practice section, followed by a quiz in the form of a game
16. Solving an Equation (2) - explanation, a practice section, followed by a quiz in the form of a game
17. Solving an Equation (3) - explanation, a practice section, followed by a quiz in the form of a game
18. Solving an Equation (4) - explanation, a practice section, followed by a quiz in the form of a game
19. Solving an Equation (5) - explanation, a practice section, followed by a quiz in the form of a game
20. Subtraction Equations - six lessons, each with an explanation, a practice area, and a quiz in the form of a game

site for teachers | PowerPoint show | Acrobat document | Word document | whiteboard resource | sound | video format | interactive lesson | a quiz | lesson plan | to print