Curated OER
Mathematics Within: Algebraic Patterns
Students comprehend that ratios and fractions are interchangeable. They compare ratios using common denominators, cross multiplication, and intuition. Students find equivalent fractions. They comprehend that equivalent ratios do not...
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Building Shapes From Numbers
Students experience how to illustrate some of the many connections between number and geometry. Through this 2-3 day focus on square numbers and triangular numbers, students make connections among mathematical topics.
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Subtraction With Negative Results
In this subtraction worksheet, learners solve 80 problems in which a single digit number is subtracted from another number that is smaller. The answers will be negative numbers.
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Rules of Sign Change
Students manipulate negative and positive numbers. In this integers lesson, students move through three activities exploring negative and positive whole numbers. A number line, cardboard function representation, and solving expressions...
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Multiplying Fractions
Fifth graders explore the multiplication of fractions. Using paper folds, 5th graders observe multiplying by a fraction. They extrapolate multiplication problems from studying a written graphic.
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Properties
Seventh graders explore the concept of properties. In this properties lesson, 7th graders discuss the various math properties including the commutative, associative, distributive, multiplication properties and so on. Students create...
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Properties: Commutative, Associative, and Identity
Students explore the concept of addition and multiplication properties. In this addition and multiplication properties lesson, students create a foldable with the properties commutative, associative, identity, and distributive written...
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Building Arrays Using Excel Spreadsheets
Students create arrays using Microsoft Excel. In this technology-based math lesson, students expand their knowledge of multiplication by creating arrays on the computer using a spreadsheet program such as Microsoft Excel.
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Easter Bar Graph - (E)
In this math review worksheet, students complete addition, multiplication, division, and subtraction problems where each answer is put into an Easter bar graph. Students complete 13 problems.
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Easter Egg Hunt
In this math worksheet, learners solve 3 story problems which pertain to Easter. Two problems involve addition, subtraction and multiplication; one problem is a multiple choice logic question.
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Mixed Addition and Subtraction Word Problems Two Version 1
In this word problems worksheet, learners read the word problems and use addition or subtraction to solve the problems. Students solve 5 word problems.
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Chemical Change
Fifth graders watch a demonstration in which a balloon is inflated using the gas created by combining vinegar and baking soda. Then, in groups, they combine various assigned substances and watch and record the results.
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Everything about Equations
In this chemical reactions instructional activity, students are given fifteen unbalanced equations and they must identify the reaction types, the phases of the products, the signs that a chemical change occurred and the sum of the...
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Integer War Game
Review adding, subtracting and multiplying integers using this activity. Learners play a game using a deck of cards in which the black ones are positive and the red ones are negative. They add, subtract, etc . . . based on the...
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Dragon Math
Third graders, in groups, practice multiplication by putting five multiplication problems on white scales, then the answers on florescent colored scales.
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Disappearing Magic Factors
Students identify, through the number of rows and columns, the factors related to the product. In turn, they also discover how to find the missing factor, which is part of the fact family for that product.
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An Opening Time Line Project
Students create a time line of their life starting at birth and each year after that up to their current age. They write and illustrate one important thing for each year, and place their time lines on poster board.
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Using the Correct Vocabulary to Solve Problems
Third graders examine the vocabulary and strategies to be used with addition, subtraction, and multiplication word and story problems. They observe the teacher solve a variety of problems, then write and illustrate their own original...
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Easy Division Without Remainders: 2-Digit Quotient
In this division worksheet, students complete a total of 9 problems; problems have no remainders and 2-digit quotients. Worksheet contains a link to additional activities.
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Spaceship Math Addition XAll Problems Practice Version 1
In this addition worksheet, 1st graders find the sums to 40 single digit addition problems. They regroup as needed while practicing basic addition facts.
EngageNY
Analyzing Decisions and Strategies Using Probability 1
Learn how to increase the probability of success. The 19th installment of a 21-part module teaches future mathematicians how to use probability to analyze decisions. They determine strategies to maximize the chances of a desired outcome.
Math Mammoth
Multiplying Fractions by Fractions
A four-page resource walks learners through the basics of multiplying fractions. The handout is very visual with many diagrams in various colors. By the end of the lesson, learners are given an opportunity to multiply whole numbers with...
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Discovering New Units
Students use Cuisenaire rods to explore common denominators. In this fractions lesson, students build Cuisenaire representations of fractions, then find their equivalent counterparts to find the common denominator.
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Finding a Fraction of a Fraction
Teach your math class to determine the value of fractions. The group will explore how to break a fractional part into smaller pieces, which helps strengthen their understanding of the part/whole relationship of fractions. A written...