Curated OER
Mental Arithmetic
Fifth graders complete a mental arithmetic race worksheet while reviewing the associated concepts. In this mental math lesson plan, 5th graders complete as much of the associated worksheet as they are able to in one minute. They review...
Curated OER
Mental Math for Adding Decimals
Fifth graders work in groups to practice adding decimals. In this adding decimals lesson, 5th graders call out different money amounts to each other and mentally add the coins called out. Students take turns calling out and adding the...
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Mental Multiplication and Division
Learners practice multiplication and division problems using mental math. They play the online game ArithmAttack to complete as many multiplications or divisions as possible in 60 seconds. Afterward, they complete a paper based follow up...
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Mental Math
Faster than a speedy calculator! Show your classes how to use polynomial identities to multiply numbers quickly using mental math.
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Two-Digit Subtraction With and Without Regrouping
Second graders subtract two-digit numbers. In this mathematics lesson, 2nd graders subtract both with and without regrouping. Students use manipulatives and place value mats to assist in problem solving.
Curated OER
Mental Addition and Subtraction
Students play the online game ArithmAttack to practice mental math skills. They play the game to as many additions or subtractions as possible in sixty seconds. Afterward, they complete a paper based follow up exercise.
Curated OER
Arithmetic: Fractions and Percentages
Young mathematicians review the basic operations needed for addition and subtraction of fractions. They review the rules for addition and subtraction of fractions with the same denominator, how to change them if the denominators are...
Curated OER
Math Magic
Learners work in pairs, and take turns pretending to be a magician. There are a set of instructions for the magician to follow. A penny and a dime are used, and odd and even numbers are employed for multiplying. There is also a nifty...
Curated OER
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...
Curated OER
Arithmetic: Revision
Students practice with a variety of simple equations involving addition, subtraction, multiplication and division. Explanation is followed by each block of equations given to solve. They are set loose to complete additional equations for...
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Mental Multiplication and Division
Fourth graders play the game ArithmAttack. They complete as many multiplications or divisions as possible in 60 seconds. They are told the maximize the window, then select Multiply from the left menu. Students make sure that the high...
Curated OER
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...
Curated OER
Mental Multiplication and Division
Sixth graders play a game of ArithmAttack, they complete as many multiplications or divisions as possible in 60 seconds. They go to the Mathfrog website, and select ArithmAttack. Students are asked to maximize the window, select the high...
Curated OER
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'.
Curated OER
20 Field Day Activities Any Kid Can Do (And Do Well!)
Students participate in activities in which they practice their physical skills. They work together on some of the activities to practice mental skills as well. They show their team spirit as the winners are announced.
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Representing the Unknown
Student use mental math to solve linear equations. In this algebra lesson, learners solve one and two steps equations. They write expressions using variables to identify the unknown.
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Hooked On Problem Solving
Fourth graders use properties of operations and problem-solving strategies to do mental calculations, and look for patterns in the solutions. They create an array, using each of the digits 1-9 exactly once to form addition problems...
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Measurement
Young scholars use arithmetic in a practical situation using time and distance.
As the calculations involved in this problem involve single digit addition and multiplication it offers a good opportunity to encourage the students's use...
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Add It Up In Number Ville! Adding 2-Digit Numbers With and Without Regrouping
Students explore adding 2-digit numbers. In this math instructional activity, students identify 2-digit numbers and use base ten blocks to practice adding. Students use addition to break a code.
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Reasonable Estimates
Help pupils explore estimation. They will make estimates and discuss when you might use an estimate. Then they discuss if their estimates are reasonable.
Curated OER
Lesson 3: Number Sense
Learners solve word problems using number sense. They convert fractions to decimals and mixed numbers. Pupils determine if a given fraction is greater or less than another fraction, and order numbers on a number line.
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Coin Carnival
Students investigate the value of coins. In this coin value lesson plan, students read The Penny Pot by Stuart Murphy. Students expand on skills learned in the book and engage in activities to determine the value of a mixed set of coins...
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BASE-ic Space Travel
In this 3-day place-value lesson, upper-elementary kids investigate the base 5 and base 2 systems as an introduction to exponents and powers. They create a pocket chart to help ground their understanding of bases, exponents, and powers,...
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Dragon Math
Learners engage in a activity which provides a fun way to increase a student's ability to combine and separate numbers to form landmarks. They access a game online and play in pairs.