Birdville Independent School District
Friendly Numbers
There are a number of different strategies young mathematicians can use when adding two-digit numbers. This instructional activity focuses on making addition easier by rounding the addends to friendly numbers, with the resulting sum...
Curated OER
Sunshine Math 3
In this word problems worksheet, learners read and problem solve nine mathematical word problems involving grids, measurement, compensation and angles.
New Zealand Ministry of Education
Addition and Subtraction Pick n Mix
Teach your class how to mentally solve whole number addition and subtraction problems using compensation from tidy numbers including equal additions. They use appropriate recording techniques and predict the usefulness of strategies for...
Curated OER
Addition Strategies: Compensation
In this math worksheet, students learn the addition strategy of compensation: adding an easy number like 10, 20 or 30 and then subtracting a very small number like 1 or 2. Students solve 12 problems on the page.
Curated OER
Mental Math Strategies
In this mental math learning exercise, learners read an information box that explains how to use breaking apart or compensation to solve addition or subtraction problems. Students add or subtract using mental math in 8 examples.
EngageNY
The Division Algorithm—Converting Decimal Division into Whole Number Division Using Mental Math
Make math much simpler with mental math methods. The 16th installment in a series of 21 looks at ways scholars can apply mental math to convert division problems into easier problems with the same quotient. Multiplying or dividing both...
Curated OER
Make it Easier-- Add, then Take
In this math worksheet, students learn a mental math strategy in addition called compensation. When adding a number such as 29, students learn to add 30, then take 1 away. Students solve 25 problems in which they round to the nearest...
Curated OER
Mental Math Strategies
In this mental math worksheet, students study the detailed instructions and examples for adding or subtracting numbers using "breaking apart" or compensation. Students solve 17 mental math problems.
Curated OER
Living Below Our Means
Common-sense strategies that can help teachers achieve financial security through frugality.
Curated OER
Paper Maché Mancala Game Boards
Seventh graders create three dimensional works of art from two dimensional plans, develop skills in papier-mach?? technique, utilize elements and principles of design to create 3-D form, and develop math/strategy skills in playing the...
Utah Education Network (UEN)
Microwave Magic
The microwave is a staple in many American households, but how exactly does it work? Approach this question from a scientific and practical standpoint, and discover cooking strategies, recipes, and methodologies for the standard microwave.
Curated OER
The Part-Adder 2
Third graders use mental-math strategies to solve two-digit plus two-digit addition problems. They observe and discuss online demonstrations, solve word problems as a class, and independently solve problems and describe their solutions...
Curated OER
Mathematical Roadmaps
Second graders observe how a sample math problem is solved on the overhead. They work in small groups to develop a strategy for solving another problem using counters as well as a large sheet of paper to write down their explanation of...
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
The Robot Archaeologist
Students discover what is needed to program an underwater robot to complete a course of action. In this robot archaeologist lesson students design an archaeological strategy of an underwater vehicle.
Curated OER
Probably Passage
Students apply reading strategies to improve understanding and fluency. They use their imagination and create their own short stories. They identify words as various parts of the story - including setting, character, problem, solution...
Curated OER
Decimal Fractions
Students use rounding and compensating with whole numbers and explain how to use the empty number line to show additions and subtractions. They round and compensate in relation to decimal subtraction
Background
Curated OER
Acceptance of Learning Disabilities
Learners explore methods to assist them in dealing with their personal learning disabilities. Students meet individually with the teacher to develop a learning plan. They identify the strengths and weaknesses. Strategies are discussed...
Houghton Mifflin Harcourt
Unit 2 Math Vocabulary Cards (Grade 4)
The 28-page resource contains cards with terms relating to multiplication from inverse operations to front-end estimation to array. Each sheet contains two cards; one with the word and one with the definition.
Curated OER
The Art and Culture of the Afro-American
Your high schoolers will examine the community in which they live and discuss with the class. Using the Internet, they identify the importance of African-American art and how it relates to the African-American culture. Individually, they...
Curated OER
Project-Based Learning: Community Service
Community service is the basis for a project based learning experience. Your class participates in four weekly activities that require them to research community issues and contribute their time and talent to assist those in need. This...
University of Virginia
Illustrating Uncle Tom's Cabin
Historical illustrations reveal more than what they are meant to portray. After reading Harriet Beecher Stowe's Uncle Tom's Cabin, high schoolers view a series of illustrations, movie posters, photographs, and book covers that exemplify...
Mascil Project
Drug Concentration
Different medications leave the body at different rates, and how people take them determines their effectiveness. Learners investigate this effectiveness by charting the concentration of a given medication in the body. Using exponential...
Curated OER
Data Scavenger Hunt
Eighth graders discuss how data is collected and participate in data collection through a survey. They complete a scavenger hunt on the Internet to gain understanding of the data measures mean, median, mode, and range.