Curated OER
Complex Numbers and Operations
In this algebra worksheet, students add, subtract and multiply using complex numbers. They apply the correct property of i as they solve. There are ten questions with an answer key.
Robert Gordon University
Indices
The laws of exponents are written on a handy reference sheet. Note that since this worksheet was written in the UK, powers or exponents are also called indices (singular: index). If this does not pose a problem for you, the concepts and...
Learner
Solid Shapes
A collection of two lessons, kindergartners will identify two-dimensional shapes in solid shapes. They will develop basic knowledge of the components that make up a sphere, rectangular prism, pyramid, cylinder, cone, and cube. Young...
EngageNY
Cyclic Quadrilaterals
What does it mean for a quadrilateral to be cyclic? Mathematicians first learn what it means for a quadrilateral to be cyclic. They then investigate angle measures and area in such a quadrilateral.
Federal Reserve Bank
Savvy Savers
What are the benefits and risks of saving in an interest-bearing account? Pupils explore concepts like risk-reward relationship and the rule of 72, as well as practice calculating compound interest, developing important personal finance...
Illustrative Mathematics
Equal Area Triangles on the Same Base II
A deceptively simple question setup leads to a number of attack methods and a surprisingly sophisticated solution set in this open-ended problem. Young geometers of different strengths can go about defining the solutions graphically,...
EngageNY
Unknown Length and Area Problems
What is an annulus? Pupils first learn about how to create an annulus, then consider how to find the area of such shapes. They then complete a problem set on arc length and areas of sectors.
EngageNY
Rational Exponents—What are 2^1/2 and 2^1/3?
Are you rooting for your high schoolers to learn about rational exponents? In the third installment of a 35-part module, pupils first learn the meaning of 2^(1/n) by estimating values on the graph of y = 2^x and by using algebraic...
EngageNY
Transformations of the Graphs of Logarithmic and Exponential Functions
Transform your lesson on transformations. Scholars investigate transformations, with particular emphasis on translations and dilations of the graphs of logarithmic and exponential functions. As part of this investigation, they examine...
EngageNY
Solving Exponential Equations
Use the resource to teach methods for solving exponential equations. Scholars solve exponential equations using logarithms in the twenty-fifth installment of a 35-part module. Equations of the form ab^(ct) = d and f(x) = g(x) are...
Alabama Learning Exchange
Exponents and Division
Create a human fraction to learn about division of exponents. Scholars develop the rule for division of exponents by being part of a human fraction to explore and justify the rule. They also consider zero exponents and negative exponents.
National Research Center for Career and Technical Education
Costing
Your young business men and women discover that selling what they make at a profit is the key in running a business. Learners practice the contextual math needed in the CTE lesson; then apply their percent proportion concepts in solving...
Federal Reserve Bank
Cash Flow and Balance Sheets
What is your car worth? How much do you owe? Individuals create their personal cash flow and balance sheets. They learn the difference between an asset and liability using their personal information to complete the activity.
Baylor College
Calculating Exponential Growth
There can be a steep learning curve when teaching about exponential growth, but the lesson helps kids make sense out of the concept. When talking about exponential growth of viruses, learners may not be very interested, but when you are...
Visa
Buying a Home
What is the difference between buying and renting a home? Learners become more informed consumers and financially literate adults after developing foundational knowledge of the home-buying process.
Illustrative Mathematics
Running Around a Track I
The accuracy required by the design and measurement of an Olympic running track will surprise track stars and couch potatoes alike. Given a short introduction, the class then scaffolds into a detailed analysis of the exact nature of the...
Mathematics Assessment Project
Optimizing Coverage: Security Cameras
Are you being watched? Class members determine where to place security cameras protecting a shop. They then evaluate their own and several provided solutions.
Mathematics Assessment Project
Sampling and Estimating: Counting Trees
Your task today: count all the trees on a tree farm. To complete the assignment, learners first estimate the number of trees on a tree farm using random sampling. To improve their own response they then evaluate provided responses to the...
Bowland
How Risky is Life?
"Life is more risk management, rather than exclusion of risks." -Walter Wriston. Scholars use provided mortality data to determine how likely it is a person will die from a particular cause. They compare the data to the perception of the...
Curated OER
Math: Equal Area Triangles
Students examine a math worksheet and determine how to divide a single triangle into four of equal area. Using geometric principles, they sketch two additional ways to divide into into four equal triangles. To conclude, students...
Recorded Books
Teacher's Guide: The Pinballs
Dive your class into the novel The Pinballs by Betsy Byars with the support of this reading guide. Including short answer questions, a multiple choice comprehension quiz, and extension activities, a variety of materials are provided for...
Curated OER
Multiplication and Division of Real Numbers
In this math worksheet, pupils use the operations of division and multiplication to simplify the expressions. They must be sure to apply the order of operations correctly.
Curated OER
Math Operations/Formulas
Students discuss the ways spreadsheets can help them solve story problems. In groups, they must set up a spreadsheet with the correct formulas based off of different scenerios using the correct order of operations. To end the lesson,...
Curated OER
Bald Eagle Basic Skills Math Practice
Students solve basic skills math problems involving eagles. They read and discuss facts about eagles and view a video. They complete the Eagle Math worksheet and check their answers. They create additional problems and solve them.