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Pokemon Are Smart and Healthy
Young scholars play a dodge-ball type game (with bean bags) as they perform a number of mental math and physical challenges.
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Multiplying by 10, by 100, and by 1,000
Fourth graders write tenths and hundredths in decimal and fraction notations. In this math instructional activity, learners know the fraction and decimal equivalents for halves and fourths. Everyone answers numerous questions posed by...
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The Part-adder 1
Second graders investigate the addition of whole numbers. They mentally perform calculations involving addition and subtraction. They make sensible estimates and check the reasonableness of answers.
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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 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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Subtraction Shopping
Learners subtract two digit numbers. They check each other's answers for accuracy.
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Operations with Positive Fractions and Decimals
Explore the concept of fractions and decimals! In this fractions and decimals lesson, pupils use fraction tiles to express fractions. They play a fraction review basketball game where when a team gets a question correct they get to shoot...
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Matrix Madness!!
Perform operations to add, subtract, multiply and divide matrices. Then solve problems with vectors using matrices. A three day lesson: Matrix Madness, Mystical Matrices, and Decode the Encode. The last lesson has prizes that the class...
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How Many Under the Shell?
Children discover basic addition and subtraction facts. They play an online game in which they practice addition and subtraction facts. This could be a perfect computer lab activity for your students to engage in.
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The Nuts and Bolts of a Mathematical Expression
Fourth graders complete a worksheet that asks them to order operations within a mathematical expression. students evaluate the expressions in the correct order using mental math and paper. The results are recorded on the worksheet.
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Equal Additions
Students explore the relationships between numbers through the use of "equal addition" and "equal subtraction." Through the use of number sense, they are able to computer addition and subtraction problems mentally. Individually,...
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Ten Pennies
Students play logic and strategy games with pennies. In this pennies worksheet, students play one game called 'From counting to arithmetic', and one called 'Counting and mental math'.
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Estimation 4: Sum and Difference
In this estimation worksheet, learners read story problems, determine the correct operation, and mentally evaluate the problem by using compatible numbers or through the process of rounding. Students complete three multiple choice problems.
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Calculator Spelling
Sixth graders practice creating and solving number sentences on a calculator. They interact with number facts, their properties, algorithms and estimation. Each student recognizes inverse relationships of addition, subtraction,...
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Subtracting Two- and Three-Digit Numbers
In this subtracting two- and three-digit numbers worksheet, learners, with a partner, problem solve and calculate the answers to fourteen subtraction equations.
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Basketball: Number Sense
Third graders explore their addition and subtraction skills. In this number sense lesson, 3rd graders analyze different scoring possibilities for a basketball game. This lesson incorporates the use a video titled "Blossom and Snappy...
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Finding a Difference
Students find a small difference by counting up from the smaller to the larger number. They count the ones that don't match, lay them horizontally to match them to the orientation of the number line and show the two numbers on...
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Compatible Numbers To Ten
Students solve both addition and subtraction facts and discover the relationship between adding and subtracting equations. Students read real life word problems, extrapolate needed information, and write equations to solve the story...
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Water Bucket Relay
Third graders, in teams, play a subtraction game called Water Bucket Relay.
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Number Line Math
Second graders use a number line to practice subtraction. In this subtraction lesson, 2nd graders use a number line to count backwards. Students participate in mad math activities and solve problems.
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Mental Addition and Subtraction
Fourth graders, while in the computer lab, practice the concepts of mental addition and subtraction by participating in an online game that stresses addition and subtraction. They have sixty seconds to answer as many questions as...
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Mental Addition And Subtraction
Sixth graders, while in the computer lab, participate in the game ArithmAttack and complete as many additions and subtraction equations as they can in sixty seconds. They access the web site Mathfrog.com and begin their adventure with...
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Got These Properties? (Commutative in Addition/Zero in Addition and Subtraction)
Second graders examine the commutative property of addition and the property of zero in addition and subtraction. They complete an asessment worksheet to gain practice reading and working number sentences horizontally and vertically.
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When Close Enough is Good Enough
Students describe the difference between an estimate and a guess. They create reasonable estimates based on observation and hands-on activities. They synthesize estimated based on interaction with online activities.