Virginia Department of Education
Properties of Real Numbers
Students use paper cups and colored chips to observe properties of operations with real numbers. As a class, students brainstorm and use manipulatives to demonstrate associative, commutative, distributive identity and inverse properties....
West Contra Costa Unified School District
Solving Inequalities
What does translating points on a number line have to do with solving inequalities? Young mathematicians first learn about translations of points on a number line, and then use this information to solve linear inequalities in one variable.
Curated OER
Number Lines, Variables, Solving for One Variable
Review basic algebraic rules of addition of integers. Then have the class define a variable and explore methods of solving equations with one variable. They observe solving expressions using inverse operations and simplifying solutions....
Curated OER
Fraction Facts
Students explore the concept of fractions. In this fractions lesson, students perform basic operations such as addition and subtraction with fractions. Students play a game on the computer called 'Fraction Four' that gives students...
Curated OER
Introduction to Pre-Algebra
Students explore adding and subtracting positive numbers. Students discuss the use of algebra in our daily lives. They examine the algebraic equations and observe their solutions. Students work on the board and at their desks to solve...
Alabama Learning Exchange
Imaginary Numbers? What Do You Mean Imaginary?
Don't worry, this resource actually exists. Scholars learn about imaginary numbers and work on problems simplifying square roots of negative numbers. As an extension, they research the history of imaginary numbers.
Curated OER
Extreme Elevations
Seventh graders use highest and lowest points of land elevation around the world to find the differences. Sea level is zero, so students be operating with positive and negative numbers. After students find the information on the...
Curated OER
Discovering Math: Computation
Middle schoolers add, subtract, multiply, and divide rational numbers. They find the square and the cube of numbers. They create a game incorporating computation on rational numbers. Everyone works together to write and evaluate...
Alabama Learning Exchange
Fortune Properties
Complete identity and equality property problems in hands-on activities. Smart cookies identify the identity and equality properties. They complete a review of order of operations, watch an online video, and make a foldable with the...
Curated OER
Numbers, Numbers Everywhere!
Explore properties of integers! In this algebra lesson, pupils add, subtract, divide and multiply using integers correctly. They differentiate between rational and irrational numbers.
Alabama Learning Exchange
As If Numbers Weren't Complex Enough Already!
The class explores the concept of complex numbers on a website to generate their own Mandelbrot sets. They will practice performing operations with complex numbers and then to get a visual understanding, graph the absolute value of a...
Curated OER
SPIRIT 2.0 Lesosn: Adding and Subtracting Integers
Six pages prepare you to introduce your math stars to the addition and subtraction of positive and negative numbers. They drive a robot back and forth on an actual number line to represent the operations. If you don't have access to a...
Pennsylvania Department of Education
Adding and Subtracting Rational Numbers to Solve Problems
Students explore the concept of probability. In this probability lesson, students use area to determine probability. Students use charts and spinners to help determine the probability of events such as flipping a coin or...
Curated OER
Topsy-Turvy Math With Rational Numbers
Fourth graders complete a worksheet. As a whole class, 4th graders hear a lecture and complete a worksheet on factors, multiplicative inverses and reciprocals, finding the quotient of two fractions and the division of fractions to...
Texas Instruments
Greatest Common Divisor and Least Common Multiple
Students solve problems using the GCD and LCM. In this algebra lesson, students factor and simplify equations using the greatest common and least common factors and multiples. They factor integers in pairs.
Curated OER
Addition and Subtraction Pick n Mix 2
Fourth graders practice a wide range of strategies for solving addition and subtraction problems containing decimal fractions. They add and subtract fractions, decimals and integers while generalizing the properties of operations with...
Curated OER
Exponents
Ninth graders solve problems involving exponential functions. In this algebra lesson, 9th graders apply their knowledge of exponential properties to add, multiply, divide and subtract exponential functions. They perform these operations...
Curated OER
Care Homework #7
In this care homework worksheet, young scholars add, subtract, multiply and divide integers. They multiply and divide fractions. Students complete percent problems and determine the area of polygons. This...
Curated OER
The "Heart" of the Problem
Students create an exercise and nutrition program. In this interdisciplinary lesson, students use calculations of exercises plus their corresponding effects on the body and nutritional values of food to derive a health plan. Students...
Curated OER
The New Texas Two-Step
Sixth graders work with mathematical expressions by interpreting, analyzing and problem solving with them. For this two step algebraic problem solving lesson, 6th graders use algebra tiles to solve equations.
Curated OER
Cherries Are Positive, Lemons Are Negative- Part 2
Third graders, in groups, subtract integers by following Cherries are Positive, Lemons are Negative. They discover the rules for subtracting integers by using cherry heads and lemon heads.
Curated OER
Number Line Relay
Young scholars investigate the placements of numbers on a number line. In this algebra lesson, students visualise addition and subtraction on a number line.
Curated OER
A Human Number Line
Sixth graders create a human number line through use of symbols, equality, inequality, addition, subtraction, solving equations and inequalities
Curated OER
A Human Number Line
Eighth graders act out a number line using integers -10 to 10 on large cards. They practice addition and subtraction of these integers to gain explain the relative size of numbers.