Department of Defense
Do Dea: Algebra 1: Semester 1: Equations
A learning module through which students learn about equations including the following: Translating words into equations and equations into words, The Properties of Equality to help solving equations, Techniques for solving simple...
PBS
Pbs: One Variable Equations: How Much Did He Read?
Visualize a word problem in multiple ways to develop your problem solving skills. This video focuses on converting a problem with fractions into a one-variable equation and alternately modeling it using unit blocks.
Calculator Soup
Calculator Soup: Math Equation Solver
Solve math problems using order of operations like PEMDAS, BEDMAS and BODMAS. This calculator solves math equations that add, subtract, multiply and divide positive and negative numbers and exponential numbers. You can also include...
Khan Academy
Khan Academy: Equations & Inequalities Word Problems
HSA-CED.A.1: Interactive resource which create equations and inequalities in one variable and use them to solve problems. Include equations arising from linear and quadratic functions, and simple rational and exponential functions....
Illustrative Mathematics
Illustrative Mathematics: Daisies in Vases
Students will solve a word problem with various outcomes by creating a meaningful representation of the problem by using objects, pictures, or equations. An explanation is provided.
Oswego City School District
Regents Exam Prep Center: Multiple Choice Practice: Equations and Inequalities
Check your understanding of equations and inequalities by completing this multiple-choice practice test. You may use a graphing calculator to solve the problems and check your answers at any given time.
University of St. Andrews (UK)
University of St. Andrews: Gabriel Cramer
Information about the life of Gabriel Cramer (1704-1752 CE), 18th century mathematician credited with "Cramer's Rule," though "Cramer was certainly not the first to give this rule."
Hofstra University
Hofstra University: Linear Programming
This lesson is a review of problems with systems of inequalities. Many of the questions involve real world scenarios as word problems which the reader must decipher and resolve.
Illustrative Mathematics
Illustrative Mathematics: 20 Tickets
Students are given a word problem with multiple solutions. They are challenged to solve the problem using manipulatives, to draw a picture to represent their work, and possibly record their responses using equations. Examples of...
Oswego City School District
Regents Exam Prep Center: Linear Quadratic Systems
The mathematics tutorial explores how to solve linear and quadratic systems of equations. The lesson consists of class notes, calculator tips, examples, and practice problems with solutions. The teacher resource includes a worksheet that...
Illustrative Mathematics
Illustrative Mathematics: Boys and Girls, Variation 2
Students are asked to solve a word problem with both addends unknown. They will write an equation and draw a picture to use to explain their answer.
Oswego City School District
Regents Exam Prep Center: Linear Quadratic Systems
A lesson, practice exercise, and resource for use when planning classroom instruction on linear quadratic systems. Find definitions, example equations and graphs, a four-question quiz with solutions, and an activity through which...
Physics Classroom
The Physics Classroom: Mathematics of Satellite Motion
The mathematics associated with the motion of satellites is described. Equations (for period, velocity, acceleration and force) are stated, symbols described, and sample problems solved. Includes five practice problems with solutions and...
CK-12 Foundation
Ck 12: 2.7 Simple Radical Models
This section explores both expressions and equations with radical signs that can be modeled using real-world situations, and provides opportunities to simplify and/or solve problems that require eliminating radicals.
Illustrative Mathematics
Illustrative Mathematics: 6.rp Converting Square Units
For this task, 6th graders must inches to feet in order to find the area of a rectangular board and explain the error in the calculations made by the board owner. Aligns with 6.RP.A.3.
Illustrative Mathematics
Illustrative Mathematics: 6.g Painting a Barn
This task asks students to determine the area of the exterior walls of a barn and to calculate how many gallons of paint would be needed to cover them, as well as the cost of the paint. Aligns with 6.G.A and 6.RP.A.3.
Illustrative Mathematics
Illustrative Mathematics: 6.ns Making Hot Cocoa, Variation 1
In this task, 6th graders solve a fraction division problem by drawing a picture, interpreting it, identifying an equation that represents the problem, and verifying that the equation gives the same answer as the picture. Aligns with...