Activity
Math Medics

S.o.s. Math: Solving Trigonometric Equations

For Students 9th - 10th Standards
This lesson contains trigonometric equations of various forms that you can solve. The problems contain the answers solved in three different ways: algebraically, graphically, and using the concept of equivalence.
Unit Plan
Oswego City School District

Regents Exam Prep Center: Absolute Value Equations

For Teachers 9th - 10th
The concept of absolute value equations is explained and then explored through several examples. Tips and suggestions are offered as to the common pitfalls to avoid. An all-class activity is also explained for the teacher to engage the...
Activity
Teaching Treasures Publications

Teaching Treasures: Year Eight Nine Math (Measurement)

For Students 9th - 10th Standards
Display your knowledge of Pythagoras theorem, pi, measurement, and algebra using this interactive worksheet. Answers can be accessed immediately and help links are provided for learners who may have difficulty grasping these concepts....
Lesson Plan
PBS

Pbs Teachers: Sports and Math: Batting Averages and More

For Teachers 9th - 10th Standards
Set up a spreadsheet using a computer or graphing calculator, and perform calculations using columns. Calculate percentages and solve a system of equations regarding baseball statistics.
Activity
Texas Instruments

Texas Instruments: Math a Review 1

For Teachers 9th - 10th Standards
This StudyCards stack enables students to review concepts in algebra, arithmetic, and geometry, in preparation for the Math A Exam held in New York. They solve problems involving scientific notation, factoring, linear equations, rate of...
Interactive
Math Slice

Math Slice: Math 4 Game

For Students 5th - 8th Standards
Create four number equations with the eight numbers and four operation symbols you are given to win this challenging game. Immediate feedback given to responses
Activity
University of Cambridge

University of Cambridge: Nrich: Heads and Feet

For Students 3rd - 8th Standards
Solve this problem about hens and sheep and practice your algebraic thinking all at the same time. A solution is provided at this one page website.
Activity
Oswego City School District

Regents Exam Prep Center: Millionaire Radicals

For Students 9th - 10th Standards
In a format like TV's "Who Wants to Be a Millionaire," students answer math questions about radicals to earn points and help their group win the game. Teachers need to create their own question bank, which allows this game to be used for...
Activity
Math Is Fun

Math Is Fun: Quadratic Equation Solver

For Students 9th - 10th
The tutorial examines how to solve quadratic equations. The resource consists of detailed examples, an interactive quadratic equation solver, and explanations about the algebra concept.
Interactive
Mangahigh

Mangahigh: Jabara: Algebraic Simplification

For Students 6th - 8th Standards
Learn about the origins of algebra when you travel to Baghdad in the 9th century. You will have algebra problems to solve by moving terms around and simplifying numbers, until you have just the value of the variable left.
Handout
Interactive Mathematics

Interactive Mathematics: Complex Numbers: Basic Definitions

For Students 9th - 10th Standards
After reviewing the process of solving quadratic and cubic equations, a definition of an imaginary number is given. Also included is a demonstration of simplifying powers of the imaginary number and writing complex numbers. Examples are...
Activity
University of Cambridge

University of Cambridge: Nrich: Mind Reader

For Students 3rd - 8th Standards
This series of operations always yields the same answer. Use your problem solving and algebraic skills and see if you can find the solution. When you have you can check the solution on this one page website.
Activity
University of Cambridge

University of Cambridge: Nrich: How Many Eggs?

For Students 3rd - 8th
Use the clues at this one page website to figure out just how many chocolate eggs each child will receive. The solution is available when you figure it out.
Activity
University of Cambridge

University of Cambridge: Nrich: Brothers and Sisters

For Students 3rd - 8th Standards
Figure out the ages of the children in this family using the clues and your sound algebraic thinking. Check the solution after you complete the problem.
Activity
University of Cambridge

University of Cambridge: Nrich: Clever Santa

For Students 3rd - 8th
Help Santa figure out how many puzzles and books to leave for the children of this family. Once you figure it out you can check the solution.
Activity
University of Cambridge

University of Cambridge: Nrich: Gift Stacks

For Students 3rd - 8th
Figure out how many gifts are in each stack using the clues that are given. The solution is available at this one page website.
Activity
University of Cambridge

University of Cambridge: Nrich: Eggs in Baskets

For Students K - 1st Standards
At this one page website you will not be carrying all your eggs in one basket. Use the clues to figure out how many eggs are in each of the baskets listed. When you have your solution check to see if it is the same as the one available...
Activity
Other

Mathpower: Elementary Algebra Assignments

For Students 3rd - 8th Standards
Test your algebra aptitude at this colorful website filled with algebra assignments for upper elementary and middle school students. Assignments explore algebra concepts using addition, subtraction, multiplication, fractions, division,...
Activity
Other

All Elementary Mathematics: Proportionality and Ratio

For Students 9th - 10th
A brief explanation of the mathematical relationship between ratio, proportion, and proportionality. Examples are included.
Lesson Plan
Alabama Learning Exchange

Alex: Exponential Growth and Decay

For Teachers 9th - 10th
This lesson on exponential growth and decay involves a variety of teaching resources. There are a variety of websites used to teach and reinforce how to identify exponential growth or decay and how to solve problems relating to growth...
Unit Plan
PBS

Pbs: Additive Inverse

For Students 6th - 8th Standards
This animated Math Shorts video from the Utah Education Network explains the term additive inverse and provides several examples that demonstrate the concept. In the accompanying classroom activity, students create equations and solve...
Lesson Plan
Alabama Learning Exchange

Alex: Battle to the Death: Adding Integers

For Teachers 6th - 8th
The goal of this lesson is for students to use manipulatives to add integers, creating concepts rather than memorizing rules. This lesson will be related to the 300 Spartans who battled the invading Persians at the Battle of Thermopylae,...