Curated OER
"Math Curse" by Jon Scieszka
Learners explain everyday uses of numbers and relationships of numbers.
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Addition, Subtraction, Multiplication and Division of Positive and Negative Integers
In this integers worksheet, students solve 36 questions in which positive and negative integers under 50 are added, subtracted, multiplied or divided.
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Square Numbers Closure Activity
Learners discuss square numbers. In this math lesson, students find square numbers and support their answers. Learners find sums and products that are square numbers.
Helping with Math
Subtraction: 4-digit numbers
Twenty four subtraction problems are displayed on this printable activity. All of the problems involve taking a four-digit number away from a greater four-digit number. Regrouping is required in some cases. This nifty homework assignment...
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Number Operations
Students investigate integers and solve problems using integers. In this algebra lesson, students solve problems to help improve speed and accuracy of mental math. They develop a deeper knowledge of the way integers are used on a daily...
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Operations with Signed Numbers
In this operations worksheet, students solve 10 different equations that contain signed numbers. First, they determine the operation in each equation. Then, students change the operation sign if it negative and add the problem. They also...
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Measuring to the Nearest Inch
Third graders use whole numbers and fractions to make connections between abstractions of the mathematical world and the real world. In this fractions and measurement lesson, 3rd graders identify, quantify groups , and measure distances....
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Number Patterns
Second graders identify number patterns. In this number instructional activity, 2nd graders find the rule or pattern in a group of numbers and continue the pattern using the rule. They create their own number pattern by making their own...
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Expressions and Equations
Develop understanding of algebraic expressions and equations by having your class define examples of each. The class discusses how parentheses affect the order of operations and learn how to solve for x. A variety of examples are used.
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Multiplication: A Treasure Hunt to Two and Three Digit by One Digit Multiplication
Here is a math lesson which has learners practice multiplying two and three digit numbers by one digit numbers. They discuss multiplication strategies and use those strategies to play a game.
Virginia Department of Education
A Mystery to Solve
Investigate field properties of real numbers. Scholars use a table for a given operation to determine the identity element. They use the same table to find a missing value in an equation.
Illustrative Mathematics
Operations with Rational and Irrational Numbers
Learners complete addition and multiplication tables that include rational and irrational numbers. They also answer a series of questions about the sums and products of irrational and rational numbers. One suggested modification would be...
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Basic Mathematical Operations Using Math Tiles
Practice addition, subtraction, multiplication, and division using tiles as manipulatives. In this math operations lesson, young learners choose the appropriate sized tiles, arrange them according to directions given by the teacher, and...
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Matrix Operations
Here is a worksheet to practice or review basic matrix operations of addition, subtraction, and scalar multiplication. First, define and discuss key vocabulary terms, then have individuals work five simple problems. There are detailed...
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Ratio and Proportion: Basic Operations and Applications
Learners explore example problems dealing with ratios and proportions. Afterward, they read story problems and solve them using ratios and proportions. This four-page worksheet contains six multi-step problems.
Helping with Math
Subtraction : 3-digit and 2-digit
Does your class need a little extra practice subtracting two-digit subtrahends from three-digit minuends? Here are 30 practice problems just waiting for answers; some problems require regrouping and some do not.
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Chapter 11 Objective 5.1 Exercises
In this translating worksheet, students read word sentences, translate them to number sentences and solve the equation. This one-page worksheet contains ten problems.
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Complete the Scale
Here are six opportunities for learners to complete the scale. Each slide contains a number line or scale which is missing 1-2 numbers, the class must identify the missing number and put it in its proper place.
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Multiplying and Dividing Decimals
Learn to multiply with decimals. The class reviews multiplying multi-digit whole numbers based off of word problems. Then they learn how to multiply using decimals and practice with money problems.
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Subtraction and Unknown Addends (to 20)
How many more gallons of fuel does Mr. George need to fill his car to capacity? This word problem uses the unknown addend strategy to get scholars subtracting and thinking about the relationship between mathematical...
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Morning Math
Rise and shine, mathematicians! These warm-ups will get your class putting on their thinking caps first thing as they recall past concepts and continue practicing newer ones. The problems are segmented and include concepts such as number...
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College Prep Algebra, Signed Numbers
In this algebra worksheet, students solve equations with signed numbers. Of the 50 problems, 5 involve fractions and 10 have exponents. The remaining 35 problems involve operations with integers.
Illustrative Mathematics
Making Cookies
Hooray for chocolate chip cookies! Ask your mathematicians to triple a chocolate chip cookie recipe and then reduce the recipe by one-fourth. Your class may need two days to complete, tripling the recipe the first day and reducing the...
Curated OER
Addition of Signed Numbers I
In this addition worksheet, pupils add positive and negative integers and decimal numbers. All equations, except one, contain at least one negative integer. Students must determine the appropriate operation based upon the signed numbers...