Curated OER
Estimating With Decimals
How can we estimate the answers when working with decimals? That's what the question is as the class reviews two-digit decimal addition. Have them estimate by rounding to a whole number either before or after they have completed their...
Virginia Department of Education
Middle School Mathematics Vocabulary Word Wall Cards
Having a good working knowledge of math vocabulary is so important for learners as they progress through different levels of mathematical learning. Here is 125 pages worth of wonderfully constructed vocabulary and concept review cards....
Curated OER
Alternative Algorithms
Analyze algorithms for computing with rational numbers and develop fluency in their use with your math class. They work individually to solve the problems on the "Alternative Algorithms" sheet. Then, they analyze the appropriateness of...
CK-12 Foundation
Whole Number Exponents: Teddy Bear Box
Five questions—multiple-choice, fill in the blank, and discussion—make up an interactive that challenges scholars to mail a teddy bear using the smallest box possible without squishing it. A box with movable sides allows mathematicians...
Curated OER
All I Want For Christmas
Fourth graders create wish lists from catalogues and sales ads based on a given budget. They add, subtract, estimate, and budget their given amount of money so they don't go over budget.
Curated OER
Count on Math
Students develop number sense up to a million. In this developing number sense up to a million instructional activity, students count their breaths in given time span. Students use blocks representing 10's and 100's to create...
Virginia Department of Education
Modeling Multiplication of Fractions
Multiply your understanding of multiplying fractions. A short lesson teaches pupils how to multiply fractions. By using fraction models, they get a better understanding of the concept.
Curated OER
Add Whole Numbers
In this addition worksheet, students solve 6 problems in which larger numbers will be added with carrying. These are story problems. Students write the number sentence needed and solve.
Curated OER
Plan A Meal For A Family Of Four
Fourth graders use critical thinking skills in order to plan a meal for a family of four. They integrate the knowledge of the Food Pyramid in order to make the meal acceptable. Students use a budget and then create a list for shopping...
Curated OER
Discovering Math: Computation
Middle schoolers add, subtract, multiply, and divide rational numbers. They find the square and the cube of numbers. They create a game incorporating computation on rational numbers. Everyone works together to write and evaluate...
Curated OER
Solving Problems
Second graders become familiar with need strategies for computation of money problems and estimating sums. In this computation instructional activity, 2nd graders solve real life problems to understand estimation and money problems.
Curated OER
Estimating the Cost of Shopping
In this math worksheet, students choose 20 items from a shopping list that includes the price of each food. Students estimate the cost of the list and then figure out the actual cost.
Helping with Math
#5: Addition & Subtraction Equations (1 of 2)
Single-step addition or subtraction operations are applied in order to solve these 12 simple equations. An answer key is available, not so much for you, but perhaps to be used by learners as a self-correction tool. Note that the...
Helping with Math
#6: Addition and Subtraction Equations (2 of 2)
This printable contains 12 basic equations to be solved. The first one is worked out as an example, and the answers for all can be found by clicking on a "Show Answers" box found on the website. The publisher has identified this as...
Curated OER
Smarties Investigation
In this math worksheet, students participate in an investigation of Smarties candy. For example, students estimate how many candies they have in each color, count the actual number, and record the information in a tally chart.
Curated OER
Rounding And Estimating
Students investigate various types of problems using whole numbers and decimals. They use a discussion format while working example problems to help create a baseline for further independent practice. The lesson plan also includes praise...
Curated OER
Pumpkin Seed Experiment
In this unique lesson young scholars participate in a pumpkin seed experiment. Students interact with the pumpkins weight, seeds and record their findings of what lies within the pumpkin once the top of the pumpkin is cut off for...
National Security Agency
Ordering, Adding and Subtracting Integers
Prealgebrarians use colored chips, stickers, and pencils to explore the world of integers. They discover absolute value, compare positive and negative integers, and apply operations to them. A detailed procedure for the three-part...
Curated OER
Popping Problems!
Turn your math activity into a carnival game with this fun, outdoor activity. After reviewing the concept your class will be practicing briefly, split your class up into teams and head outdoors. These teams work to solve math questions...
Curated OER
Fractions, Decimals, and Percentages Got You Down? "Tri" This!
Young scholars explore number sense by creating a math presentation in class. In this parts of a whole lesson plan, students define and discuss the relationship between fractions, decimals and percentages before completing a problem...
Charleston School District
Estimating Values of Expressions
You can't evaluate an irrational root expression without a calculator—or can you? Scholars estimate the value of roots within an expression to approximate the value of the expression. Expressions include a mix of square roots and whole...
Illustrative Mathematics
Traffic Jam
How many cars would be involved in a traffic jam 12 miles long? A slightly ambiguous writing prompt gives learners the opportunity to practice making reasonable assumptions to tackle a real-life problem. Few details are given, so they...
Curated OER
Fractions, Decimals, and Percents Got You Down? "Tri" This!
Have your class design their own mathematical study aids. Learners collaborate in groups on the design of tri-fold presentation describing the relationships between mathematical computations. Then, they write a business letter to the...
Curated OER
Book Title: Ten Flashing Fireflies
This lesson engages learners in a variety of activities to build 1 to 1 correspondence, estimation, and problem solving skills. They discuss problem solving strategies, hear the story Ten Flashing Fireflies, compose their own word...