Education Development Center
Language of Algebra
Don't rush into algebra, let learners visualize, guess, and predict their way to a successful math career. The introductory unit incorporates beginner algebraic concepts with shapes instead of variables. Young mathematicians use a...
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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...
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Using Doubles
Bring this easy shortcut to your first grade addition lesson! By adding doubles (6+6, for example), and then adding or subtracting 1, kids learn how to solve simple addition problems with ease. This trick is especially helpful for...
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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...
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Mental Strategies For Multiplication And Division
Students engage in a lesson plan that is concerned with the use of mental strategies for multiplication and division. They develop the cognitive skills through repetition exercises that include mental exercises like "Mad Minutes...
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Multiplication Strategies and Writing Story Problems
Third graders model multiplication problems using Unifix cubes. They compute and solve problems involving addition and subtraction of 3- and 4- digit numbers and basic facts of multiplication and division. They practice mental math...
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Make a Ten
Youngsters mentally perform calculations involving addition and subtraction. They solve various addition and subtraction word problems using mental math and counters, write their own number stories, and solve various examples...
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Sunshine Math 3
In this word problems worksheet, learners read and problem solve nine mathematical word problems involving grids, measurement, compensation and angles.
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Using Number lines in Addition and Subtraction
Adding and subtracting can be done by counting on or counting down a number line. This presentation provides a complete demonstration and examples of how one can use a number line to solve double-digit addition and subtraction problems....
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21 Game (Self Esteem)
Here's a simple math game that two people can play together. The first player says the number one or two. Then, the other player says the next one or two consecutive numbers. The goal of the game is to be the player who says "twenty-one"...
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Growing Caterpillars
Explore multiplication through caterpillar study. Learners will view a caterpillar video clip and work with a group to determine how much they would weigh if they grew to be 3,000 times their size as does the caterpillar. They will...
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Problem Solving? Cereal
Young scholars use problem-solving approaches to investigate mathematical content. They formulate problems from situations within and outside mathematics content. They warm up with a survey done by the teacher. Everyone uses practice...
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Dominos As Fractions
Students investigate the concept of using fractions in a variety of different contexts. They participate in a hands on activity in the stead of book work. The goal is to get them acquainted with the use of fractions using mental math...
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All A-buzz About Math
Second graders participate in Math-Eze activities to comprehend word problems. In this word problem lesson, 2nd graders recognize why a hexagon is the best shape for a beehive. Students calculate how far bees must travel to find 2 lbs....
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Multiplication & Division
Helpful for building a multiplication unit that focuses on different strategies. With explanations about repeated addition and subtraction as foundations for multiplication, scaling, summaries of progression, and basic multiplication and...
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Money Marvels
Second graders explore various combinations of coins and dollars that add up to make given totals. They complete five different studying stations, completing a worksheet at each center, and mentally perform calculations involving...
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Math Vocabulary
In this math vocabulary worksheet, 6th graders match twenty-three math vocabulary words from column A to the definitions in column B.
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Multi-Digit Multiplication
Fourth graders practice mastering the ability to multiply multi-digit numbers utilizing rectangular arrays and a variety of mental math strategies. They model and illustrate meanings of multiplication and division of whole numbers and...
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Multiplication and Division Pick 'n' Mix 2
Fifth graders practice a wide range of strategies for solving multiplication and division problems with whole numbers and decimal fractions. They interact with operations on decimals, relevant size and place value of decimals to three...
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Fantastic Fractions
Young math whizzes solve 20 various types of equations related to fractions. First, they state each portion shaded as a fraction in lowest terms. Then, they determine the missing numerator or denominator and determine the value of each...
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Smart Doubling
Second graders use mental math in calculations involving addition and subtraction. They study doubles facts to work out addition problems mentally using part and or whole reasoning.
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Math Match Up!
Help learners solve problems using multiplication and repeated addition. Using counters, learners will be paired up to solve problems. They will go through a series of questions and show models with the counters for the solution. Then...
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Multiplication: Mixed Facts
In this finding the products instructional activity, students multiply one-digit numbers by one-digit numbers using mental math. Students solve 36 problems.
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Multiplication: Mixed Facts 2
In this finding the products worksheet, students multiply one-digit by one-digit numbers using mental math. Students solve 35 problems.