Curated OER
Order of Operations and Two-Step Equations
Solve two-step equations using order of operation in this algebra instructional activity. Young mathematicians evaluate functions through substitution and apply the properties of exponents and negatives correctly. They complete the order...
Curated OER
Order of Operations
Seventh graders investigate the order of operations. For this seventh grade mathematics lesson, 7th graders explore the order of operations and practice using them in activities that involve paper and pencil, calculators and computers.
Math Stars
Math Stars: a Problem-Solving Newsletter Grade 7
Put on your thinking caps because middle school math has never been more interesting in this huge resource full of thought provoking questions. Written as a newsletter, the resource has 10 two-page newsletters with a variety of...
Curated OER
Symbols in Algebra
Young scholars name and sketch numerical expressions. In this order of operation lesson, students add, subtract, multiply and divide using the correct order of operation. They perform four specific calculations for their motivation lesson.
Curated OER
Order of Operation
Students solve problems using the order of operation. In this algebra lesson, students factor, subtract, add and divide using the correct order to remove parentheses. They simplify expressions by combining like terms.
Curated OER
Order of Operations
Learners solve problems using the order of operation. In this algebra lesson, students perform order of operation working from inside the parentheses and exponents to multiplication and division in the right order. They evaluate...
Curated OER
Order of Operation
Students solve problems using the order of operation. In this algebra instructional activity, students solve problems using the PEMDAS. They work from the inside of a parentheses on outward as they solve the problem correctly.
Curated OER
Order of Operations
Seventh graders explore the order of operations. They compare how the values of equations change when the order of operations is not followed. They discuss the order of operations. Independently, 7th graders solve equations. Students...
Illustrative Mathematics
Writing Expressions
Practice writing algebraic expressions from written phrases. The objective is to consider two seemingly similar phrases, write them as algebraic expressions, and then simplify using the order of operations. Learners are challenged to...
Curated OER
Operations on Polynomials
Students simplify and reduce polynomials. In this algebra lesson, students find the sum, difference, product and quotient of polynomials and monomials. They use the order of operation correctly.
Curated OER
Everything Balances Out in the End
Students examine key algebraic concepts in a three lesson unit. They participate in activities in which they use a pan balance to study equality, order of operations, as well as numerical and variable expressions. Unit includes activity...
5280 Math
Stories That Formulas Tell
Learn the stories a formula holds. An interesting lesson takes a unique approach to teach how to use formulas. Beginning with a formula, learners predict what the variables stand for and then use the formula to make calculations and tell...
EngageNY
Coordinates of Points in Space
Combine vectors and matrices to describe transformations in space. Class members create visual representations of the addition of ordered pairs to discover the resulting parallelogram. They also examine the graphical representation of...
Curated OER
Yummy Math
Young mathematicians use bags of Skittles to help them gain practice in graphing and organizing data. They work in pairs, and after they have counted and organized their Skittles, they access a computer program which allows them to print...
EngageNY
Algebraic Expressions—The Distributive Property
Do your classes truly understand the distributive property? Use a demonstrative lesson to represent the distributive property in various ways. Learners solidify understanding by creating a geometric pattern for distributive property, and...
Mathematics Vision Project
Module 8: Modeling With Functions
Sometimes there just isn't a parent function that fits the situation. Help scholars learn to combine function types through operations and compositions. Learners first explore a new concept with an introductory activity and then follow...
5280 Math
Integer Interpreter
Can you add variables if you don't know their value? Using an empty number line, scholars first locate the position of the difference, sum, product, and quotient of two unknown integers. Later problems mix operations as well as add...
Mathematics Vision Project
Module 10: Matrices Revisited
A matrix is just a fancy way of making a table. Young scholars explore operations with matrices with the first lessons in the final module of a 10-unit Algebra II series. After adding, subtracting, and multiplying matrices, pupils use...
EngageNY
Putting It All Together
Shuffle 'em up and deal! Learners practice operations with polynomials using cards they pass around the room. The activity works with pairs or individuals, so it offers great flexibility. This is the fifth installment in a series of 42...
Curated OER
Operating on Matrices
Learners investigate matrices by exploring addition, subtraction and multiplication of matrices. Students find the determinant and inverse of a matrix. The lesson includes a set of practice problems
Illustrative Mathematics
The Sign of Solutions
Positive or negative, zero or no solution, are all possibilities for the solution of a linear equation. Here the resource gives examples of linear equations in one variable and their type of solutions. The resource comes with commentary...
EngageNY
Matrix Arithmetic in Its Own Right
Matrix multiplication can seem random to pupils. Here's a instructional activity that uses a real-life example situation to reinforce the purpose of matrix multiplication. Learners discover how to multiply matrices and relate the process...
Illustrative Mathematics
Video Game Scores
Eric and Leila's video game scores are the inspiration for writing equations with parenthesis. The numbers are purposefully large to deter the class from calculating them: rather this activity meets the standard that asks 5th graders to...
Curated OER
Power Crisis in California
Students read an online CNNfyi.com article related to the energy crisis in California. They calculate the monthly cost of running household appliances. They develop a list of alternative methods of energy sources.