Pennsylvania Department of Education
Volume of Compound Figures
Fifth graders use patterns, models and relationships to solve equations. In this equations lesson, 5th graders define vocabulary for equations and complete worksheets explaining variables and solving problems.
Curated OER
Practice Evaluating Experimental Designs
In this experimental design worksheet, learners evaluate experiments using a design checklist. They suggest ways to improve the experiments and they identify all the components of the design.
Curated OER
Expressions With Addition and Subtraction
In this algebraic expressions worksheet, 4th graders study, analyze and evaluate 6 different expressions involving n-32, n=77 and the expression 575 + n for 2 values of n.
Curated OER
Pythagorean Theorem
Seventh graders practice calculations using the Pythagorean Theorem to find the missing side of a right triangle. Through guided practice, 7th graders explore how to apply the Pythagorean Theorem to solve for a missing variable. ...
Curated OER
Linear Equations and Matrices
Young scholars solve systems of equations. In this precalculus lesson,students solve linear equations using matrices. They use the Gaussian elimination method to identify the missing variables and simplify the linear equations.
Curated OER
Functions and Equations
In this problem solving worksheet, 8th graders focus on functions and equations. Students respond to 6 problems solving for the missing variable in each.
Curated OER
Making Ten
Provide learners with both the questions and the answers at the same time. They will consider each problem and then read how to solve it. There are two problems in which they are required to make 10 by completing the steps found in each...
Charleston School District
Applications of the Pythagorean Theorem
Use patterns to your advantage! The Pythagorean Theorem allows learners to find missing sides of right triangles. Problems include those with both rational and irrational lengths.
Teach Engineering
Equal and Opposite Thrust in Aircraft: You're a Pushover!
It's the law—every action requires a reaction, no matter how small. Pupils experience two demonstrations of Newton's third law of motion as it relates to thrust in the 10th segment of a 22-part unit on flight. Using their mathematical...
Education Bureau of Hong Kong
Decision-Making
Making decisions about things like what to do after high school can be a challenge. So many factors are involved. The decision-making worksheet in this resource helps to simplify the process by asking individuals to fill in a matrix for...
EngageNY
The Definition of Sine, Cosine, and Tangent
Introduce your classes to a new world of mathematics. Pupils learn to call trigonometric ratios by their given names: sine, cosine, and tangent. They find ratios and use known ratios to discover missing sides of similar triangles.
Curated OER
Representing the Unknown
Student use mental math to solve linear equations. In this algebra activity, students solve one and two steps equations. They write expressions using variables to identify the unknown.
Curated OER
Simple Algebra True/ False
In this math worksheet, students solve for the missing variable in the multi-step equations. They check if the solution is true or false.
Curated OER
Quickies Final Hints And Answers
In this math worksheet, students examine the numbers while looking for the number patterns. They determine the values of the missing variables.
Curated OER
Solving Proportions
In this proportions worksheet, students solve 20 proportions. Students multiply the means and extremes in order to find a missing variable.
Curated OER
Solving Equations By Systematic Trial
Studentss solve equations using guess and check. For this algebra lesson, students solve linear equation using the systematic trial. They isolate and identify the missing variable using non tranditonal methods.
Curated OER
Clausius-Clapeyron Equation
The heat of vaporization, pressure, and boiling points are the topics covered in these calculations. Four questions give some of the variables and ask for the missing information. You could use this instructional activity to work through...
Charleston School District
The Sum of Angles in a Triangle
An informative lesson contains a brief explanation of how the sum of the angles of a triangle is a line. The lesson continues with determining the missing angle in a triangle, or solving for a variable. Using the sum of the angles, the...
Curated OER
Learning About Volume
Learners explore the concept of volume. They develop formulas for volume of prisms. Then use their formulas to find missing dimensions of various prisms such as height, length, width, radius, and diameter.
Curated OER
Unit 5: Worksheet 3 - Similar Triangles
In this similar triangles worksheet, students use proportions to solve for the missing sides of similar triangles. This two-page worksheet contains 16 multi-step problems.
Virginia Department of Education
A Mystery to Solve
Investigate field properties of real numbers. Scholars use a table for a given operation to determine the identity element. They use the same table to find a missing value in an equation.
CCSS Math Activities
Smarter Balanced Sample Items: High School Math – Claim 3
Communication is the key. A presentation provides 25 sample items for Claim 3, Communicating Reasoning, for the Smarter Balanced High School Math assessment. Items require pupils to answer the question and provide logical reasoning to...
Utah Education Network (UEN)
Real World Equations and Inequalities
Use of the resource = Opportunities for increased learning. Learners must use equations and inequalities to solve real-world and geometric problems.
EngageNY
Read Expressions in Which Letters Stand for Numbers
Pencil in the resource on writing verbal phrases into your lesson plans. The 15th installment of a 36-part module has scholars write verbal phases for algebraic expressions. They complete a set of problems to solidify this skill.